{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"MEV5051208","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"prattiche_di_misurare_fabriche_etc_per_lo_piu_in_padova","item_variant":"undefined"},{"item_id":"MME4068082","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"venice_1998_high_tide_in_st_mark_s_square_man_carrying_the_instrument_to_measure_the_tide_level","item_variant":"undefined"},{"item_id":"MEV5046532","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"vinci_leonardo_da_1452_1519","item_category5":"not_balown","item_list_name":"search_results","item_name":"codex_atlanticus_sheet_670_recto_1478_1518_pen_ink","item_variant":"undefined"},{"item_id":"GRL3900257","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_room_with_the_circle_manufactured_by_jesse_ramsden_the_astronomical_observatory_giuseppe_piazzi_","item_variant":"undefined"},{"item_id":"SCP57231","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"chert_weights_and_copper_balance_mohenjodaro_2300_1750_bc","item_variant":"undefined"},{"item_id":"XBP228679","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"african_school","item_category5":"balown","item_list_name":"search_results","item_name":"asante_mask_from_ghana_gold","item_variant":"undefined"},{"item_id":"PFA59683","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"heemskerck_maerten_van_1498_1574","item_category5":"not_balown","item_list_name":"search_results","item_name":"geometry","item_variant":"undefined"},{"item_id":"BL3280548","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"measuring_a_map","item_variant":"undefined"},{"item_id":"EPL6895578","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"measuring_a_gold","item_variant":"undefined"},{"item_id":"LLM460158","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":"measuring_heights","item_variant":"undefined"},{"item_id":"MOL225976","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_17th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"quarter_pound_weight_found_in_faringdon_lead","item_variant":"undefined"},{"item_id":"CND391445","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"italian_school_14th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"ms_286_1075_fol_17v_man_carrying_a_scale_from_the_latin_edition_of_libellus_de_moribus_written_by_ja","item_variant":"undefined"},{"item_id":"XLF3780095","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"ptolomy_measuring_the_course_of_the_stars_liebig_card_1921_print","item_variant":"undefined"},{"item_id":"UIG5311773","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"measuring_lunar_distance","item_variant":"undefined"},{"item_id":"NHM1449773","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"instruments_for_measuring_size","item_variant":"undefined"},{"item_id":"EPL6786862","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"mesasure_weight_of_air","item_variant":"undefined"},{"item_id":"LLM11698668","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":"how_to_measure_with_coins_chromolitho","item_variant":"undefined"},{"item_id":"BLP398295","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"roman","item_category5":"not_balown","item_list_name":"search_results","item_name":"scale_for_weighing_gold_and_silver_mixed_media","item_variant":"undefined"},{"item_id":"XEE4139967","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist","item_category5":"balown","item_list_name":"search_results","item_name":"the_art_of_sounds_measuring_the_pavane_1925_print","item_variant":"undefined"},{"item_id":"XKH175449","item_category":"object","item_category2":"in_copyright","item_category3":"standard","item_category4":"merz_mario_1925_2003","item_category5":"balown","item_list_name":"search_results","item_name":"untitled_1992_93_acrylic_glass_neon_and_twigs","item_variant":"undefined"},{"item_id":"HST1271388","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"measure_probably_late_18th_century_pewter","item_variant":"undefined"},{"item_id":"LLM5993372","item_category":"illustration","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":"tea_measuring_machine_print","item_variant":"undefined"},{"item_id":"BAL44937","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"danfrie_philippe_c_1532_1606","item_category5":"not_balown","item_list_name":"search_results","item_name":"trigonometer_c_1580_brass","item_variant":"undefined"},{"item_id":"LLL3105686","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":"instructions_on_how_to_measure_oneself_for_a_wig_engraving","item_variant":"undefined"},{"item_id":"LAL305115","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"english_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"measuring_the_braids_of_a_chinaman_s_hair","item_variant":"undefined"},{"item_id":"MOL226477","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"roman","item_category5":"not_balown","item_list_name":"search_results","item_name":"roman_rule_with_rivet_in_locked_position_b_w_photo","item_variant":"undefined"},{"item_id":"BOO228315","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"russian_school_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"sun_dial_c_1720_wood_ivory","item_variant":"undefined"},{"item_id":"HST1271389","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"measure_c_1730_pewter","item_variant":"undefined"},{"item_id":"HST3083730","item_category":"photo","item_category2":"in_copyright","item_category3":"standard","item_category4":"cumming_robert_h_b_1943","item_category5":"not_balown","item_list_name":"search_results","item_name":"67_body_arc_off_circle_center_1975_gelatin_silver_contact_print_with_drawing","item_variant":"undefined"},{"item_id":"AMO104784","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"greek_school_5th_century_bc","item_category5":"not_balown","item_list_name":"search_results","item_name":"metrological_relief_giving_a_standard_length_of_a_fathom_youth_s_outstretched_arms_and_a_foot_460_45","item_variant":"undefined"},{"item_id":"PEM216851","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"chinese_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"silk_shop_c_1825_w_c_gouache_on_paper","item_variant":"undefined"},{"item_id":"XJF437430","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"durer_or_duerer_albrecht_1471_1528","item_category5":"balown","item_list_name":"search_results","item_name":"an_artist_drawing_a_lute_with_the_aid_of_a_perspective_apparatus_illustration_from_durer_s_four_book","item_variant":"undefined"},{"item_id":"XJL103727","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"spanish_school_17th_century","item_category5":"balown","item_list_name":"search_results","item_name":"front_page_of_the_livro_de_traca_de_carpintero_book_of_carpentry_designs_1616_vellum","item_variant":"undefined"},{"item_id":"SZT11737255","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"breuel_bild","item_category5":"not_balown","item_list_name":"search_results","item_name":"measure_oil_level_1999_photo","item_variant":"undefined"},{"item_id":"UTD7099362","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"erich_andres","item_category5":"not_balown","item_list_name":"search_results","item_name":"measuring_rice_with_litre_measure_1967","item_variant":"undefined"},{"item_id":"UTD7099363","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"erich_andres","item_category5":"not_balown","item_list_name":"search_results","item_name":"measuring_rice_with_litre_measure_1967","item_variant":"undefined"},{"item_id":"LLM6000761","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":"seismometer_for_measuring_earth_tremors_litho","item_variant":"undefined"},{"item_id":"UIS5084120","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"set_of_instruments_for_measuring_weather_1744","item_variant":"undefined"},{"item_id":"LLM3652399","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"morrow_albert_1863_1927","item_category5":"not_balown","item_list_name":"search_results","item_name":"an_important_clue_measuring_footsteps_litho","item_variant":"undefined"},{"item_id":"UIG3525131","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"an_aneroid_barometer_for_measuring_atmospheric_pressure","item_variant":"undefined"},{"item_id":"LLM3653665","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":"maelzell_s_metronome_engraving","item_variant":"undefined"},{"item_id":"HRP2966566","item_category":"object","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":"gunpowder_measurer_copper_alloy","item_variant":"undefined"},{"item_id":"UTD7099357","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"erich_andres","item_category5":"not_balown","item_list_name":"search_results","item_name":"measuring_rice_with_litre_measure_1967","item_variant":"undefined"},{"item_id":"UIG3525140","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"an_aneroid_barometer_is_an_instrument_for_measuring_pressure","item_variant":"undefined"},{"item_id":"UIS5069622","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"measuring_instruments_galvanometers_tangent_galvanometer_1900","item_variant":"undefined"},{"item_id":"NHM1457687","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"portable_seismometer_in_use","item_variant":"undefined"},{"item_id":"LIP1062654","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"prinsep_valentine_cameron_1838_1904_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"mariana_engraving","item_variant":"undefined"},{"item_id":"JLJ4685060","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_16th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"greek_astronomer_claude_ptolemee_using_a_sextant_and_astronomy_c_1503_engraving","item_variant":"undefined"},{"item_id":"MOL225823","item_category":"object","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":"steelyard_iron_copper_alloy_see_225824_for_detail","item_variant":"undefined"},{"item_id":"PIX5940196","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"sebastien_beaucourt","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_meridienne_of_bologna","item_variant":"undefined"},{"item_id":"MOR3058535","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_fifteenth_century_navigator_using_a_cross_staff_an_instrument_used_to_determine_angles_for_example","item_variant":"undefined"},{"item_id":"CH437776","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"lusverg_giacomo_c_1636_89","item_category5":"not_balown","item_list_name":"search_results","item_name":"protractor_square_1686_brass","item_variant":"undefined"},{"item_id":"HSC241426","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"roman_4th_century_ad","item_category5":"not_balown","item_list_name":"search_results","item_name":"cochleare_in_the_form_of_a_wading_bird_silver","item_variant":"undefined"},{"item_id":"PIX5940198","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"sebastien_beaucourt","item_category5":"not_balown","item_list_name":"search_results","item_name":"sundial_bergheim","item_variant":"undefined"},{"item_id":"UIG2902296","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"olds_lumber_measure","item_variant":"undefined"},{"item_id":"LIP1625406","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":"lord_j_russell_proposing_his_measure_on_the_papal_aggression_engraving","item_variant":"undefined"},{"item_id":"XRD1724027","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"anna_may_wong_photo","item_variant":"undefined"},{"item_id":"STF268262","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"roman_2nd_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"roman_milestones_202_211_ad_stone","item_variant":"undefined"},{"item_id":"MOL226478","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school","item_category5":"not_balown","item_list_name":"search_results","item_name":"two_measuring_implements_b_w_photo","item_variant":"undefined"},{"item_id":"UIG5426357","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_clinometer_used_for_measuring_angles_of_the_profile_of_a_face","item_variant":"undefined"},{"item_id":"DGA2581856","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"ladles_for_measuring_oil_italy_16th_century","item_variant":"undefined"},{"item_id":"LLM2781068","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":"drest_in_a_little_brief_authority_engraving","item_variant":"undefined"},{"item_id":"LLM3651542","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":"measure_for_measure_act_3_scene_1_engraving","item_variant":"undefined"},{"item_id":"UIG5426369","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_clinometer_used_for_measuring_angles_of_the_profile_of_a_face","item_variant":"undefined"},{"item_id":"UIS5623758","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"machine_for_measuring_the_distance_travelled_by_wagon_1548","item_variant":"undefined"},{"item_id":"UIG5426361","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_clinometer_used_for_measuring_angles_of_the_profile_of_a_face","item_variant":"undefined"},{"item_id":"PRX11865725","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"pass_john_c_1783_1832","item_category5":"not_balown","item_list_name":"search_results","item_name":"instruments_for_measuring_the_moisture_of_the_air_1810_print","item_variant":"undefined"},{"item_id":"UIS5100329","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"tycho_brahe_s_sextant_for_measuring_altitude_c_1577","item_variant":"undefined"},{"item_id":"LAL453417","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"keay_john_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"galileo_showing_how_the_temperature_of_the_air_could_be_measured","item_variant":"undefined"},{"item_id":"PIX5940180","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"sebastien_beaucourt","item_category5":"not_balown","item_list_name":"search_results","item_name":"sundial_lycee_buffon_paris","item_variant":"undefined"},{"item_id":"DPA6299940","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"fryderyk_gabowicz","item_category5":"not_balown","item_list_name":"search_results","item_name":"hans_a_plast_1983_photo","item_variant":"undefined"},{"item_id":"DPA6294058","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"fryderyk_gabowicz","item_category5":"not_balown","item_list_name":"search_results","item_name":"dean_cain_1994_photo","item_variant":"undefined"},{"item_id":"LLE816779","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":"measure_for_measure_engraving","item_variant":"undefined"},{"item_id":"PIX5940199","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"sebastien_beaucourt","item_category5":"not_balown","item_list_name":"search_results","item_name":"sundial_bergheim","item_variant":"undefined"},{"item_id":"LLM2783018","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"european_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"using_a_statue_of_roland_to_measure_cloth_in_medieval_times_chromolitho","item_variant":"undefined"},{"item_id":"UIG5426359","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_clinometer_used_for_measuring_angles_of_the_profile_of_a_face","item_variant":"undefined"},{"item_id":"LLM11694383","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"european_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"eratosthenes_s_method_for_measuring_the_size_of_the_earth_litho","item_variant":"undefined"},{"item_id":"TAD1750580","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"cup_to_measure_tax_in_the_13th_century_photo_by_hubert_josse","item_variant":"undefined"},{"item_id":"PIX5940181","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"sebastien_beaucourt","item_category5":"not_balown","item_list_name":"search_results","item_name":"sundial_paris_20th","item_variant":"undefined"},{"item_id":"SCN659956","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"roman_5th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"woman_mosaic","item_variant":"undefined"},{"item_id":"TBM446096","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"african_school","item_category5":"not_balown","item_list_name":"search_results","item_name":"akan_gold_weight_19th_20th_century_cast_brass","item_variant":"undefined"},{"item_id":"DPA6293912","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"fryderyk_gabowicz","item_category5":"not_balown","item_list_name":"search_results","item_name":"dean_cain_1994_photo","item_variant":"undefined"},{"item_id":"PFH1186304","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"china_qing_dynasty_rice_measure_or_dou_in_cypress_wood_c_1890","item_variant":"undefined"},{"item_id":"STC89245","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"veronese_paolo_caliari_1528_88_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"andrea_palladio_1508_80_engraved_by_bernard_picart_1673_1733_1716_engraving","item_variant":"undefined"},{"item_id":"PIX5940191","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"sebastien_beaucourt","item_category5":"not_balown","item_list_name":"search_results","item_name":"besancon_astronomical_clock","item_variant":"undefined"},{"item_id":"PIX5940193","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"sebastien_beaucourt","item_category5":"not_balown","item_list_name":"search_results","item_name":"besancon_astronomical_clock","item_variant":"undefined"},{"item_id":"LLM8668126","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":"do_you_know_what_length_is_hand_in_measuring_horses_colour_litho","item_variant":"undefined"},{"item_id":"LLM11725309","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":"gpo_sidelights_measuring_radio_interference_colour_litho","item_variant":"undefined"},{"item_id":"UIS5080153","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"tractatus_the_use_of_a_quadrant_to_measure_the_height_of_a_building_1535","item_variant":"undefined"},{"item_id":"UIG1574770","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"experiment_to_measure_the_velocity_of_sound_in_water_1880_engraving","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"misurare","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":1398,"search_results_page_number":1}