{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"GLS219834","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"macmillan_kirkpatrick_1812_78","item_category5":"not_balown","item_list_name":"search_results","item_name":"bicycle_photo","item_variant":"undefined"},{"item_id":"UIS5062546","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"gillette_safety_razor_patented_1931","item_variant":"undefined"},{"item_id":"KWE258418","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"lowry_joseph_wilson_1803_79","item_category5":"not_balown","item_list_name":"search_results","item_name":"drawing_of_sir_richard_arkwright_s_spinning_machine_patented_in_1769_c_1830_lithograph","item_variant":"undefined"},{"item_id":"UIS5086386","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"gillette_safety_razor_patented_1931","item_variant":"undefined"},{"item_id":"UIG3330534","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_windlass_patented_by_emerson_walker_1850","item_variant":"undefined"},{"item_id":"BAL127830","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":"advertisement_for_the_electropathic_battery_belt_from_the_illustrated_london_news_1st_september_1886","item_variant":"undefined"},{"item_id":"KWE258420","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"lowry_joseph_wilson_1803_79","item_category5":"not_balown","item_list_name":"search_results","item_name":"drawing_of_lewis_paul_s_spinning_machine_patented_in_1758_c_1830_lithograph","item_variant":"undefined"},{"item_id":"PNP245808","item_category":"object","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":"the_36_calibre_colt_revolver_model_once_owned_by_outlaw_jesse_james_1847_82_photo","item_variant":"undefined"},{"item_id":"XEE3715405","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"baudot_emile_1845_1904_carpentier_jules_1851_1921","item_category5":"balown","item_list_name":"search_results","item_name":"baudot_system_telegraph_printer_patented_1874","item_variant":"undefined"},{"item_id":"LIP1612401","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":"street_railway_carriage_patented_by_g_f_train_running_at_birkenhead_engraving","item_variant":"undefined"},{"item_id":"XJF495466","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"a_george_jennings_patented_lavatory_engraving","item_variant":"undefined"},{"item_id":"BAL126360","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_school_19th_century_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_first_reaper_illustration_from_the_cultivator_1841_from_the_pageant_of_america_vol_3_by_ralph_he","item_variant":"undefined"},{"item_id":"XDM1069851","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"heinrichs_joseph_1880_1925","item_category5":"balown","item_list_name":"search_results","item_name":"chafing_dish_patented_1904_copper_wood_silver","item_variant":"undefined"},{"item_id":"UIG865541","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"pressure_cooker_patented_in_1884_by_w_h_bailey_co_salford_lancashire_england","item_variant":"undefined"},{"item_id":"XDM1070694","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"cruet_stand_patented_1857_silverplate_brass_glass","item_variant":"undefined"},{"item_id":"LLM2813737","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":"solar_engine_adapted_to_the_use_of_hot_air_patented_as_a_pumping_engine_1880_engraving","item_variant":"undefined"},{"item_id":"TBM6289812","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"binns_richard_william_1819_1900_attr_to","item_category5":"not_balown","item_list_name":"search_results","item_name":"teapot_patented_december_21_manufactured_c_1882_porcelain","item_variant":"undefined"},{"item_id":"UIG865534","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"washing_machine_by_watson_and_whalley_of_keighley_yorkshire_england_patented_1884","item_variant":"undefined"},{"item_id":"XJF115631","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"nasmyth_s_steam_hammer_1871_engraving","item_variant":"undefined"},{"item_id":"UIG541636","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"typewriter_patented_by_john_pratt_in_1866_chromolithograph_1915","item_variant":"undefined"},{"item_id":"DGA2587591","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"steel_corkscrew_patented_in_1912_by_etienne_gounevitch_france_20th_century","item_variant":"undefined"},{"item_id":"UIG539304","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"cook_wheatstone_s_5_needle_telegraph_patented_1837_first_installed_1837_from_a_card_issued_1915_chro","item_variant":"undefined"},{"item_id":"UIG3479951","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"jacob_brett_s_electric_printing_telegraph_patented_1845_1845","item_variant":"undefined"},{"item_id":"XTC7986","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"percussion_pistol_1841_patented_by_n_lobnitz_in_1833","item_variant":"undefined"},{"item_id":"TBM6289829","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"binns_richard_william_1819_1900_attr_to","item_category5":"not_balown","item_list_name":"search_results","item_name":"teapot_patented_december_21_manufactured_c_1882_porcelain","item_variant":"undefined"},{"item_id":"LLM3652679","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":"pratt_s_original_typewriter_b_w_photo","item_variant":"undefined"},{"item_id":"PNP383894","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":"advertisement_for_teutonic_liquid_malt_and_hops_extract_1897_litho","item_variant":"undefined"},{"item_id":"PVD1684931","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_first_velocipede_driving_patented_in_1868_and_presented_in_1871_by_its_inventor_the_french_louis","item_variant":"undefined"},{"item_id":"STM620478","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"gragg_samuel_1772_c_1855","item_category5":"not_balown","item_list_name":"search_results","item_name":"elastic_chair_patented_1808_painted_gilded_oak_and_maple","item_variant":"undefined"},{"item_id":"UIG539516","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"cooke_and_wheatstone_s_five_needle_telegraph_patented_1837_installed_1839_engraving","item_variant":"undefined"},{"item_id":"IND11869501","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"cut_out_table_football_series_a_1_patented_by_toys_merino_paper","item_variant":"undefined"},{"item_id":"PNP383895","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":"advertisements_for_patent_medicines_1899_print","item_variant":"undefined"},{"item_id":"LLJ604495","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":"street_railway_carriage_patented_by_g_f_train_running_at_birkenhead_engraving","item_variant":"undefined"},{"item_id":"LLM8641593","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_photographer_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"bell_telephone_patented_in_1876_b_w_photo","item_variant":"undefined"},{"item_id":"UIG540797","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"abel_pifre_s_solar_powered_printing_press_c1894_this_used_augustin_mouchot_s_solar_engine_in_which_a","item_variant":"undefined"},{"item_id":"KWE258419","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"lowry_joseph_wilson_1803_79","item_category5":"not_balown","item_list_name":"search_results","item_name":"drawing_of_lewis_paul_s_carding_cylinder_patented_in_1748_c_1830_lithograph","item_variant":"undefined"},{"item_id":"UIG530591","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"isaac_merrit_singer_s_american_inventor_first_sewing_machine_patented_1851_engraving","item_variant":"undefined"},{"item_id":"UIG5311956","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"an_applegarth_and_cowper_printing_press","item_variant":"undefined"},{"item_id":"TOP74084","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_william_tell_bank_patented_by_j_e_stevens_american_1896","item_variant":"undefined"},{"item_id":"CS31807","item_category":"object","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"set_of_three_harden_s_star_grenade_fire_extinguishers_patented_in_america_from_1871","item_variant":"undefined"},{"item_id":"UIG539519","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"diagram_of_cooke_and_wheatstone_s_five_needle_telegraph_patented_1837_installed_1839_engraving","item_variant":"undefined"},{"item_id":"DTO3029063","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"us_army_gutta_percha_rubberized_cloth_water_bucket_patented_1852","item_variant":"undefined"},{"item_id":"PNP244094","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"colt_samuel_1814_62","item_category5":"not_balown","item_list_name":"search_results","item_name":"original_plans_for_a_ten_chamber_revolver_which_later_became_the_six_chamber_patented_in_1836_c_1830","item_variant":"undefined"},{"item_id":"PNP383896","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":"here_is_health_free_advertisement_for_the_slocum_system_remedies_1900_litho","item_variant":"undefined"},{"item_id":"HB105485","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"punch_and_judy_mechanical_bank_patented_in_buffalo_new_york_1884_cast_iron_detail_from_8903","item_variant":"undefined"},{"item_id":"LLM8676028","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":"pentacycle_invented_and_patented_by_edward_burstow_of_horsham_sussex_c1882_b_w_photo","item_variant":"undefined"},{"item_id":"PNP383888","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":"advertisement_for_moffat_s_vegetable_life_pills_and_phoenix_bitters_c_1860_print","item_variant":"undefined"},{"item_id":"EVB2932254","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_us_patent_office_official_holds_the_patent_model_of_an_early_baseball_patented_in_1883_photo_ca_19","item_variant":"undefined"},{"item_id":"XJF115601","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"maxim_automatic_gun_a_recoil_operated_machine_gun_patented_by_hiram_stevens_maxim_1840_1916_in_1882_","item_variant":"undefined"},{"item_id":"IMA484445","item_category":"object","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"american_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"paper_dress_paper_caper_attributed_to_scott_1966_paper_wood_pulp_rayon_mesh_patented_as_dura_weave_s","item_variant":"undefined"},{"item_id":"UIG532039","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_graham_bell_1847_1922_scottish_born_american_inventor_patented_telephone_1876_picture_publ","item_variant":"undefined"},{"item_id":"UIG538591","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"puffing_billy_william_hedley_s_railway_locomotive_patented_1813_it_began_work_in_that_year_and_conti","item_variant":"undefined"},{"item_id":"AFF5668947","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"clough_s_automatic_reclining_barbers_chair_advertisement_from_theo_a_kochs_barbers_supplies_of_chica","item_variant":"undefined"},{"item_id":"XRH1699968","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"man_making_roller_skate_on_the_roof_of_a_building_he_s_going_to_fall_30_s","item_variant":"undefined"},{"item_id":"PNP382195","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":"advertisement_for_alaska_down_bustles_1880s_colour_litho","item_variant":"undefined"},{"item_id":"KWE403237","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"spanish_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"revolving_cannon_patented_by_j_a_de_brame_in_1861_from_the_universal_museum_published_1862_engraving","item_variant":"undefined"},{"item_id":"UIG2602860","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"johathan_hulls_s_design_for_a_steamship_patented_21_december_1736_engraving_london_1852","item_variant":"undefined"},{"item_id":"UIG541833","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"cyrus_mccormick_s_reaping_machine_of_1831_patented_1834_exhibited_at_crystal_palace_exhibition_of_18","item_variant":"undefined"},{"item_id":"PNP383893","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":"advertisement_for_doctor_parmenter_s_magnetic_oil_1840s_colour_litho","item_variant":"undefined"},{"item_id":"BLL1203627","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":"une_cafetiere_brevetee_the_patented_coffee_maker_from_the_revue_caricaturale_1843_colour_litho","item_variant":"undefined"},{"item_id":"LAL337734","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":"hansom_cab","item_variant":"undefined"},{"item_id":"RSA101498","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"hatchett_john_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_marquis_of_landsdown_s_coach_of_safety_invented_and_patented_by_the_artist_longacre_london_engra","item_variant":"undefined"},{"item_id":"RSA101497","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"hatchett_john_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_marquis_of_landsdown_s_coach_of_safety_invented_and_patented_by_the_artist_longacre_london_engra","item_variant":"undefined"},{"item_id":"DGA1082371","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":"folding_walnut_chair_patented_by_ew_vail_ca_1878_united_states_of_america_19th_century","item_variant":"undefined"},{"item_id":"UIG539621","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"first_lockstitch_sewing_machine_patented_by_elias_howe_1819_1867_american_inventor_in_1845_from_card","item_variant":"undefined"},{"item_id":"UIG530769","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"cyrus_mccormick_s_reaper_and_binder_an_improvement_on_the_model_patented_in_1831_which_was_a_reaper_","item_variant":"undefined"},{"item_id":"LLM5197228","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":"the_dynasphere_or_motor_wheel_patented_by_j_a_purves_of_taunton_somerset_in_1930_b_w_photo","item_variant":"undefined"},{"item_id":"PNP383890","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":"advertisement_for_wild_cherry_tonic_c_1876_print","item_variant":"undefined"},{"item_id":"LLM6015064","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":"marshall_s_patented_freezers_for_creating_iced_foods_litho","item_variant":"undefined"},{"item_id":"UIG539624","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"elias_howe_1819_1867_american_inventor_patented_the_first_lock_stitch_sewing_machine_in_1846_woman_u","item_variant":"undefined"},{"item_id":"UIG5451921","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"san_jose_california_c_1938_a_patient_undergoing_treatment_from_a_hemodimagnometer_a_device_patented_","item_variant":"undefined"},{"item_id":"UIG532042","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_graham_bell_1847_1922_scottish_born_american_inventor_patented_telephone_1876_bell_inaugur","item_variant":"undefined"},{"item_id":"TBM695274","item_category":"object","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":"cake_box_made_for_ny_schepp_s_coconut_by_sommers_brothers_patented_april_29_1879_printed_metal_porce","item_variant":"undefined"},{"item_id":"LLM728241","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":"page_from_the_architect_s_surveyor_s_and_engineer_s_compendium_1892_engraving","item_variant":"undefined"},{"item_id":"IMJ253467","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"turkish_school","item_category5":"not_balown","item_list_name":"search_results","item_name":"torah_binders_19th_20th_century_textile","item_variant":"undefined"},{"item_id":"LLH731562","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":"witty_s_patent_gas_furnace_trade_card_engraving","item_variant":"undefined"},{"item_id":"UIG538080","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"lockstitch_sewing_machine_eight_inches_long_x_2_inches_wide_weighing_only_8_oz_patented_berlin_1881_","item_variant":"undefined"},{"item_id":"XOS3726139","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"hunt_s_1849_patent_on_the_safety_pin_u_s_patent_6_281","item_variant":"undefined"},{"item_id":"KWE2662540","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":"a_standard_diving_suit_patented_by_joseph_martin_cabirol_in_1855_from_les_merveilles_de_la_science_p","item_variant":"undefined"},{"item_id":"UIG532043","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_graham_bell_1847_1922_scottish_born_american_inventor_patented_telephone_1876_bell_in_lect","item_variant":"undefined"},{"item_id":"HGL396722","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"gentieu_pierre_a_1842_1930","item_category5":"not_balown","item_list_name":"search_results","item_name":"kickapoo_indian_medicine_company_1892_b_w_photo","item_variant":"undefined"},{"item_id":"UIG530592","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"isaac_merrit_singer_1811_1875_american_inventor_while_his_friend_george_zieber_holds_the_candle_adju","item_variant":"undefined"},{"item_id":"PNP383889","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":"advertisement_for_a_cure_for_falling_sickness_c_1875_litho","item_variant":"undefined"},{"item_id":"PNP383897","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":"advertisement_for_the_green_mountain_vegetable_ointment_c_1850_print","item_variant":"undefined"},{"item_id":"PFH2838991","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"usa_the_pedespeed_patented_by_american_inventor_thomas_l_luders_may_4_1869_scientific_american_19_ma","item_variant":"undefined"},{"item_id":"UIG532049","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_graham_bell_1847_1922_scottish_born_american_inventor_patented_telephone_1876_bell_filing_","item_variant":"undefined"},{"item_id":"GLH3244205","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"national_photo_company_c_1850_1945","item_category5":"not_balown","item_list_name":"search_results","item_name":"man_holding_original_baseball_patented_in_1883_by_sam_d_castle_washington_dc_usa_1925_b_w_photo","item_variant":"undefined"},{"item_id":"PNP383892","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":"advertisement_for_indian_vegetable_and_animal_salve_c_1850_print","item_variant":"undefined"},{"item_id":"EVB2943690","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"knudson_and_kettering_of_general_motors_defend_patents_to_the_monopoly_committee_kettering_invented_","item_variant":"undefined"},{"item_id":"UIG538429","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"nitroglycerin_processing_plant_explosives_factory_val_bormida_near_cengio_north_west_italy_1888_from","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"patentiert","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":282,"search_results_page_number":1}