{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"LLM339407","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"joseph_s_advancement","item_variant":"undefined"},{"item_id":"LLM461809","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"joseph_s_advancement","item_variant":"undefined"},{"item_id":"SZT11768635","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"advancement_opportunities_1992_photo","item_variant":"undefined"},{"item_id":"LLM11703959","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_society_for_the_advancement_of_knowledge_engraving","item_variant":"undefined"},{"item_id":"BL3295116","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"title_page_of_of_the_advancement_and_proficience_of_learning","item_variant":"undefined"},{"item_id":"UIG3527898","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"arnhem_bridge_after_a_british_attack_on_a_german_reconnaissance_1942_b_w_photo","item_variant":"undefined"},{"item_id":"UIG3527897","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"arnhem_bridge_after_a_british_attack_on_a_german_reconnaissance_1942_b_w_photo","item_variant":"undefined"},{"item_id":"GIA4799883","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_telegraph_invented_by_american_inventor_samuel_finley_breese_morse_1791_1872_engraving_of_the_19","item_variant":"undefined"},{"item_id":"GIA4799973","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"sketch_of_the_first_telegraph_of_american_inventor_samuel_finley_breese_morse_1791_1872_engraving_of","item_variant":"undefined"},{"item_id":"CHT192942","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"advancement_of_the_marchand_mission_into_the_virgin_rain_forest_1898_colour_litho","item_variant":"undefined"},{"item_id":"CHT163221","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"monnier_henri_bonaventure_1779_1877_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"i_have_become_terribly_powerful_sir_is_very_proud_of_his_uniform_cartoon_for_vues_de_paris_esquisses","item_variant":"undefined"},{"item_id":"GIA4799913","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_telegraph_operator_invented_by_american_inventor_samuel_finley_breese_morse_1791_1872_engraving_of","item_variant":"undefined"},{"item_id":"PCT4259226","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"patrice_cartier","item_category5":"not_balown","item_list_name":"search_results","item_name":"young_woman_using_graham_bell_s_phone_1880","item_variant":"undefined"},{"item_id":"XJF377130","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"marshall_william_fl_1617_49","item_category5":"balown","item_list_name":"search_results","item_name":"title_page_to_of_the_advancement_and_proficience_of_learning_by_francis_bacon_1640_engraving","item_variant":"undefined"},{"item_id":"LLM8626408","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"advancement_of_the_bulging_amniotic_sac_into_the_cervix_litho","item_variant":"undefined"},{"item_id":"GIA4725392","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist","item_category5":"not_balown","item_list_name":"search_results","item_name":"representation_of_ctesibios_ctesibius_or_ktesibios_or_tesibius_of_alexandria_and_his_various_inventi","item_variant":"undefined"},{"item_id":"SZT2983054","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"gustav_krupp_von_bohlen_und_halbach_at_the_general_assembly_of_the_kaiser_wilhelm_society_in_cologne","item_variant":"undefined"},{"item_id":"LIP1104598","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"professor_huxley_president_of_the_british_association_for_the_advancement_of_science_engraving","item_variant":"undefined"},{"item_id":"UIS5096606","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"meeting_of_the_british_association_for_the_advancement_of_science_1842","item_variant":"undefined"},{"item_id":"XEE4179227","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"anonymous","item_category5":"balown","item_list_name":"search_results","item_name":"bertillonnage_or_bertillon_system_a_criminological_technique_based_on_the_biometric_analysis_of_alph","item_variant":"undefined"},{"item_id":"GIA4725431","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"claude_chappe_experienced_his_first_air_telegraph_in_1793_engraving_from_album_de_la_science_illustr","item_variant":"undefined"},{"item_id":"GIA4799907","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_telegraph_and_morse_alphabet_invent_by_american_inventor_samuel_finley_breese_morse_1791_1872_en","item_variant":"undefined"},{"item_id":"LIP1096454","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"meeting_of_the_british_association_for_the_advancement_of_science_engraving","item_variant":"undefined"},{"item_id":"XEE4168611","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"the_pneumatic_bell_used_to_anesthesise_patients_during_surgical_operations_saint_louis_hospital_in_p","item_variant":"undefined"},{"item_id":"UIS5096601","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"british_association_for_the_advancement_of_science_member_s_ticket_1850","item_variant":"undefined"},{"item_id":"GIA4817406","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"diagram_explaining_coal_gas_production_london_1815","item_variant":"undefined"},{"item_id":"IMB4840381","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"friedrich_saurer","item_category5":"not_balown","item_list_name":"search_results","item_name":"synthesis_image_statue_with_a_large_blue_ball_computer_antivirus_or_electronic_data_symbol","item_variant":"undefined"},{"item_id":"UIG3527965","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"landing_craft_1942_b_w_photo","item_variant":"undefined"},{"item_id":"PCT4259039","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"locomotive_mixed_machine_of_the_state_company_3000_series_6_wheels_coupled","item_variant":"undefined"},{"item_id":"SZT2983057","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"gustav_krupp_von_bohlen_und_halbach_at_a_celebration_of_the_kaiser_wilhelm_society_in_the_harnack_ho","item_variant":"undefined"},{"item_id":"LLM3093571","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"may_the_horn_of_plenty_yield_you_abundance_colour_litho","item_variant":"undefined"},{"item_id":"JLJ4582949","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"vaucanson_jacques_de_1709_1782","item_category5":"not_balown","item_list_name":"search_results","item_name":"iron_trolley_tower_made_by_jacques_de_vaucanson_french_engineer_and_inventor_of_automatons_1765_iron","item_variant":"undefined"},{"item_id":"BOF778904","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"european_settlers_in_america_and_their_trades_industrial_and_agricultural_advancement_in_the_usa","item_variant":"undefined"},{"item_id":"XEE4178446","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"machine_used_for_zincography_in_le_monde_illustre_october_28_1882_engraving","item_variant":"undefined"},{"item_id":"LLM3626146","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_little_fossil_gatherer_engraving","item_variant":"undefined"},{"item_id":"EPL7041075","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"ww1_battle_of_sari_bair_heavy_artillery_advancement","item_variant":"undefined"},{"item_id":"UIG1578952","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"photograph_showing_how_the_polish_attempted_to_hinder_the_advancement_of_the_nazis","item_variant":"undefined"},{"item_id":"LIP1588844","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"dr_w_b_carpenter_frs_president_of_the_british_association_for_the_advancement_of_science_engraving","item_variant":"undefined"},{"item_id":"GIA4804355","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"industrial_revolution_the_century_of_oil_development_of_transport_and_activities_using_oil_energy_au","item_variant":"undefined"},{"item_id":"XEE4167371","item_category":"illustration","item_category2":"in_copyright","item_category3":"standard","item_category4":"rossignol_andre_active_c_1950s_1960s","item_category5":"balown","item_list_name":"search_results","item_name":"industrial_revolution_diligence_and_the_railway_engraving","item_variant":"undefined"},{"item_id":"MGS149827","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"civilization_of_fiji_1879_print_on_cotton","item_variant":"undefined"},{"item_id":"XEE4171013","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"morin_edmond_1824_82","item_category5":"balown","item_list_name":"search_results","item_name":"the_queen_of_today_allegory_of_electricity_as_a_woman_dominating_the_world_made_at_the_electricite_e","item_variant":"undefined"},{"item_id":"UIG3527909","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"post_battle_picture_of_a_destroyed_town_1942_b_w_photo","item_variant":"undefined"},{"item_id":"LIP1589118","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"brighton_from_the_sea_meeting_of_the_british_association_for_the_advancement_of_science_engraving","item_variant":"undefined"},{"item_id":"NWI4961352","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"deaf_student_using_a_double_tube_instrument_connects_to_his_ear_to_learn_to_imitate_the_word_of_his_","item_variant":"undefined"},{"item_id":"LIP1041739","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_national_association_for_the_advancement_of_art_and_its_application_to_industry_engraving","item_variant":"undefined"},{"item_id":"KW7259333","item_category":"object","item_category2":"in_copyright","item_category3":"standard","item_category4":"yingfeng_yang_1926_97","item_category5":"not_balown","item_list_name":"search_results","item_name":"progress_and_advancement_sculpture_singapore_25_11_2015_photo","item_variant":"undefined"},{"item_id":"LLM1090825","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"james_i_contributing_his_mite_to_the_advancement_of_knowledge_engraving","item_variant":"undefined"},{"item_id":"LIP1625145","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"great_meeting_of_the_british_association_for_the_advancement_of_science_at_york_engraving","item_variant":"undefined"},{"item_id":"UIG1579026","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"photograph_showing_how_the_polish_attempted_to_hinder_the_advancement_of_the_nazis","item_variant":"undefined"},{"item_id":"UIG1579021","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"photograph_showing_how_the_polish_attempted_to_hinder_the_advancement_of_the_nazis","item_variant":"undefined"},{"item_id":"XEE4136816","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"engraving_from_1857_in_le_musee_des_sciences_engraving","item_variant":"undefined"},{"item_id":"UIG3527901","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"51st_division_cemetary_colleville_normandy_1942_b_w_photo","item_variant":"undefined"},{"item_id":"LAL2816807","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"jackson_peter_1922_2003","item_category5":"not_balown","item_list_name":"search_results","item_name":"man_discovers_metal_colour_litho","item_variant":"undefined"},{"item_id":"LLJ586178","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"schnebbelie_robert_blemell_fl_1803_d_1849","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_london_institution_for_the_advancement_of_literature_and_the_diffusion_of_useful_and_polite_know","item_variant":"undefined"},{"item_id":"UIS5064270","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"albert_einstein_lecturing_to_the_american_association_for_the_advancement_of_science_at_pittsburgh_1","item_variant":"undefined"},{"item_id":"LIP1056695","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"captain_patrick_weir_engraving","item_variant":"undefined"},{"item_id":"XEE4134531","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"telephony_in_sweden_room_of_the_central_telephone_office_in_stockholm_engraving_in_la_nature_revue_d","item_variant":"undefined"},{"item_id":"GIA4787926","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"industrial_revolution_inauguration_of_the_railway_line_moscow_st_petersburg_7_05_1847_engraving_of_t","item_variant":"undefined"},{"item_id":"LAL2816808","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"jackson_peter_1922_2003","item_category5":"not_balown","item_list_name":"search_results","item_name":"man_discovers_metal_colour_litho","item_variant":"undefined"},{"item_id":"LSE4087347","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"robida_albert_1848_1926","item_category5":"not_balown","item_list_name":"search_results","item_name":"seven_scientists_with_their_invention_in_war_in_the_20th_century_by_a_robida_1890","item_variant":"undefined"},{"item_id":"UIG527733","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"49th_annual_convention_national_association_for_the_advancement_of_colored_people_july_8_13_clevelan","item_variant":"undefined"},{"item_id":"LSE4092598","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"woman_and_automatic_dishwashing_machine_in_les_merveilles_des_sciences_et_de_l_industrie_1926","item_variant":"undefined"},{"item_id":"LIP1100181","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_photographer_19th_century_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"captain_sir_douglas_galton_kcb_president_of_the_british_association_for_the_advancement_of_science_b","item_variant":"undefined"},{"item_id":"UIG3527972","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"captured_time_1942_b_w_photo","item_variant":"undefined"},{"item_id":"LLM6028321","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"prominent_men_of_london_francis_darwin_b_w_photo","item_variant":"undefined"},{"item_id":"LSE4079302","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"janson_victor_fl_1842_1870","item_category5":"not_balown","item_list_name":"search_results","item_name":"mecanic_spinning_litho_by_janson_19th_century","item_variant":"undefined"},{"item_id":"LSE4326103","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_descent_of_miners_men_women_and_children_through_the_elevator_cage_into_the_underground_gallerie","item_variant":"undefined"},{"item_id":"GIA4783667","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"georges_stephenson_1781_1848_english_engineer_builder_of_the_liverpool_manchester_road_with_his_firs","item_variant":"undefined"},{"item_id":"UIG3527922","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"british_crab_tanks_with_british_soldiers_operating_1942_b_w_photo","item_variant":"undefined"},{"item_id":"GIA4707212","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category4":"giancarlo_costa","item_category5":"not_balown","item_list_name":"search_results","item_name":"ring_anello_1859_by_antonio_pacinotti_1841_1912_italian_physicist","item_variant":"undefined"},{"item_id":"UIG864439","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"chemical_section_of_the_british_association_for_the_advancement_of_science_meeting_at_oxford_england","item_variant":"undefined"},{"item_id":"UIG3527929","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"british_troops_in_arnhem_running_through_burning_street_1942_b_w_photo","item_variant":"undefined"},{"item_id":"LIP1103477","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_british_association_for_the_advancement_of_science_the_town_of_nottingham_from_the_ruddington_hi","item_variant":"undefined"},{"item_id":"JLJ4646596","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"science_and_technology_a_steam_machine_cutting_a_flour_mill_1796_drawing","item_variant":"undefined"},{"item_id":"EVB2933416","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"dr_w_e_b_du_bois_african_american_founder_of_the_national_association_for_the_advancement_of_colored","item_variant":"undefined"},{"item_id":"AVE6327626","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1930s_men_carry_a_small_rocket_and_set_it_up_in_an_isolated_field","item_variant":"undefined"},{"item_id":"LSE4319700","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"besnard_paul_albert_1849_1934","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_truth_dragging_the_sciences_to_illuminate_humanity_the_truth_training_the_sciences_follows_it_re","item_variant":"undefined"},{"item_id":"LSE4105417","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist","item_category5":"not_balown","item_list_name":"search_results","item_name":"william_conrad_rontgen_roentgen_1752_1794_demonstrates_x_rays","item_variant":"undefined"},{"item_id":"SFP409412","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"hamburg_united_for_the_advancement_of_tourism_poster_advertising_the_hamburg_america_line_1906_litho","item_variant":"undefined"},{"item_id":"PCT4280702","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"24_regards_sur_l_avenir_serie_de_cartes_edited_in_1937_by_the_company_byrrh_n_24_wind_turbine","item_variant":"undefined"},{"item_id":"PLP4976282","item_category":"illustration","item_category2":"in_copyright","item_category3":"premium","item_category4":"la_porta_patrizia","item_category5":"not_balown","item_list_name":"search_results","item_name":"emerging_occupations_of_women_a_chef_cook_woman_illustration_2013","item_variant":"undefined"},{"item_id":"LSE4095502","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"brunton_machine_for_tunnel_digging_in_soft_rocks_in_the_new_conquests_of_science_electricite_by_loui","item_variant":"undefined"},{"item_id":"XEE4178211","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"international_exhibition_of_nice_the_palace_of_the_exhibition_light_with_electric_light_engraving_in","item_variant":"undefined"},{"item_id":"MAJ5035766","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"giorgio_majno","item_category5":"not_balown","item_list_name":"search_results","item_name":"science_and_technology_board_representing_german_electric_machines_illustration_taken_from_meyers_gr","item_variant":"undefined"},{"item_id":"REU7601441","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"fred_prouser","item_category5":"not_balown","item_list_name":"search_results","item_name":"actress_victoria_rowell_poses_for_photographers_at_the_national_association_for_the_advancement_of_c","item_variant":"undefined"},{"item_id":"UIG3527959","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"abandoned_equipment_at_dunkirk_may_1940_b_w_photo","item_variant":"undefined"},{"item_id":"LSE4099107","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_megaphone_by_thomas_edison_in_la_nature_1878","item_variant":"undefined"},{"item_id":"LSE4103771","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"public_lighting_with_electric_light_on_the_place_du_carrousel_in_paris_1883_in_magnetism_and_electri","item_variant":"undefined"},{"item_id":"JLJ4623631","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"anonymous","item_category5":"not_balown","item_list_name":"search_results","item_name":"metier_for_mechanical_weaving_in_a_large_factory_c_1860_engraving","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"advancement","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":916,"search_results_page_number":1}