{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"DGA772792","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"weitsch_friedrich_georg_1758_1828","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_1809_oil_on_canvas","item_variant":"undefined"},{"item_id":"LLM338523","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":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"XEE4976575","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":"portrait_of_baron_alexander_von_humboldt_alexander_of_humboldt_1769_1859_german_naturalist_and_trave","item_variant":"undefined"},{"item_id":"GIA4738426","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"hildebrandt_eduard_1818_69_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_alexander_of_humboldt_1769_1859_in_his_library_by_e_hillbrandt","item_variant":"undefined"},{"item_id":"DGA1261577","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"andean_condor_vultur_gryphus_engraving_from_travels_of_alexander_von_humboldt_and_aime_bonpland_in_s","item_variant":"undefined"},{"item_id":"LLE815858","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"NWI4949164","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"EPL6780943","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"EPL6780926","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"EPL6780920","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"EPL6780913","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"EPL6780930","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"NHM1452913","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"humboldt_and_his_party_collecting_plant","item_variant":"undefined"},{"item_id":"EPL6780939","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"EPL6836933","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"BL3265876","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"LLM459527","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"marti_ricardo_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"EPL6780921","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"EPL6836937","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt","item_variant":"undefined"},{"item_id":"PRX1002420","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_1884_90_phototype","item_variant":"undefined"},{"item_id":"CH957227","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"pickersgill_henry_william_1782_1875","item_category5":"not_balown","item_list_name":"search_results","item_name":"baron_alexander_von_humboldt_oil_on_canvas","item_variant":"undefined"},{"item_id":"PVD1680609","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_19th_century_lithograph","item_variant":"undefined"},{"item_id":"LLM459532","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":"alexander_von_humboldt_in_cotopaxi","item_variant":"undefined"},{"item_id":"XJF107443","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"portrait_of_baron_alexander_von_humboldt_1769_1859_engraving","item_variant":"undefined"},{"item_id":"LLE815877","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"XJF373281","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"richards_emma_gaggiotti_1825_1912_after","item_category5":"balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_engraved_by_c_cook_engraving","item_variant":"undefined"},{"item_id":"LLM662577","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":"alexander_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"LLM961610","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"LLE815803","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"LLE815942","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"LLM5219462","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"GIA4738418","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":"portrait_of_alexander_von_humboldt_alexander_of_humboldt_1769_1859_german_naturalist_and_explorer","item_variant":"undefined"},{"item_id":"DGA1261967","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"simia_ursina_monkey_engraving_from_travels_of_alexander_von_humboldt_and_aime_bonpland_in_south_amer","item_variant":"undefined"},{"item_id":"UIG3525483","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_1769_1859","item_variant":"undefined"},{"item_id":"CHT162797","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"lehmann_henri_karl_ernest_rudolf_heinrich_salem_1814_82","item_category5":"not_balown","item_list_name":"search_results","item_name":"baron_alexander_von_humboldt_1769_1859_c_1835_oil_on_canvas","item_variant":"undefined"},{"item_id":"LIP1096456","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_baron_alexander_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"UIG3525486","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_1769_1859","item_variant":"undefined"},{"item_id":"LLM11715131","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":"portrait_of_alexander_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"UIG3525484","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_1769_1859","item_variant":"undefined"},{"item_id":"UIG3525371","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_1769_1859","item_variant":"undefined"},{"item_id":"LIP1609957","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_late_baron_alexander_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"CHT189456","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"hildebrandt_eduard_1818_69_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"baron_alexander_von_humboldt_1769_1859_in_his_study_colour_litho","item_variant":"undefined"},{"item_id":"XEE4114661","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":"portrait_of_alexander_von_humboldt_alexander_of_humboldt_1769_1859_german_naturalist_and_traveler","item_variant":"undefined"},{"item_id":"NHM1452986","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_1769_1859","item_variant":"undefined"},{"item_id":"XRH1699773","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"baron_alexander_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"UIG3521741","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"portrait_of_alexander_von_humboldt_19th_century_engraving","item_variant":"undefined"},{"item_id":"TRK832233","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"neumann_adolf_1825_84","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_1769_1859_engraving","item_variant":"undefined"},{"item_id":"PNB8922240","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":"alexander_baron_von_humboldt","item_variant":"undefined"},{"item_id":"PNB8956405","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":"alexander_baron_von_humboldt","item_variant":"undefined"},{"item_id":"PNB8956398","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":"alexander_baron_von_humboldt","item_variant":"undefined"},{"item_id":"PNB8956406","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":"alexander_baron_von_humboldt","item_variant":"undefined"},{"item_id":"PNB8956457","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":"alexander_baron_von_humboldt","item_variant":"undefined"},{"item_id":"PNB8922273","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":"alexander_baron_von_humboldt","item_variant":"undefined"},{"item_id":"PNB8922239","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":"alexander_baron_von_humboldt","item_variant":"undefined"},{"item_id":"ELS9195047","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"david_d_angers_pierre_jean_1788_1856","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_german_scientist_and_explorer","item_variant":"undefined"},{"item_id":"LLM8632303","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_19th_century_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_1769_1859_engraving","item_variant":"undefined"},{"item_id":"TRK832234","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"neumann_adolf_1825_84","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_1769_1859_engraving","item_variant":"undefined"},{"item_id":"SZT2998767","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_b_w_photo","item_variant":"undefined"},{"item_id":"LSE4097466","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"humboldt_friedrich_alexander_baron_von_1769_1859_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"rope_suspension_bridge_in_south_america_based_on_a_drawing_by_alexander_von_humboldt_alexander_de_hu","item_variant":"undefined"},{"item_id":"PNB8956399","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":"alexander_baron_von_humboldt","item_variant":"undefined"},{"item_id":"PNB8922210","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":"alexander_baron_von_humboldt","item_variant":"undefined"},{"item_id":"PNB8922203","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":"alexander_baron_von_humboldt","item_variant":"undefined"},{"item_id":"UIG3730104","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"friedrich_wilhelm_heinrich_alexander_von_humboldt","item_variant":"undefined"},{"item_id":"XEE4405467","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":"alexander_von_humboldt_german_naturalist_19th_century_engraving","item_variant":"undefined"},{"item_id":"PNB8958969","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":"alexander_baron_von_humboldt","item_variant":"undefined"},{"item_id":"PNB8956468","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":"alexander_baron_von_humboldt","item_variant":"undefined"},{"item_id":"TRK832691","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_1769_1859_engraving_colored","item_variant":"undefined"},{"item_id":"SZT2992789","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_b_w_photo","item_variant":"undefined"},{"item_id":"UIG3728842","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"friedrich_wilhelm_heinrich_alexander_von_humboldt","item_variant":"undefined"},{"item_id":"IMO8757689","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"frank_sorge","item_category5":"not_balown","item_list_name":"search_results","item_name":"01_06_1967_berlin_gdr_monument_in_honor_of_alexander_von_humboldt_alexander_von_humboldt_everyday_19","item_variant":"undefined"},{"item_id":"XRH1733919","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school","item_category5":"balown","item_list_name":"search_results","item_name":"baron_alexandre_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"UIS5092571","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_german_naturalist_and_explorer_1821","item_variant":"undefined"},{"item_id":"LIP2771999","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_funeral_of_alexander_von_humboldt_in_the_cathedral_berlin_engraving","item_variant":"undefined"},{"item_id":"EPL6888976","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"chappel_alonzo_1828_87_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_humboldt","item_variant":"undefined"},{"item_id":"LSE4087586","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":"alexander_von_humboldt_alexander_of_humboldt_1769_1859_naturalist_and_traveler_in_his_office_lithogr","item_variant":"undefined"},{"item_id":"BL3265155","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"rancheros","item_variant":"undefined"},{"item_id":"XEE4113209","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":"portrait_of_alexander_von_humboldt_alexander_of_humboldt_1769_1859_german_naturalist_and_traveler_en","item_variant":"undefined"},{"item_id":"UIG1567437","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"peter_langer","item_category5":"not_balown","item_list_name":"search_results","item_name":"statue_of_alexander_von_humboldt_berlin_germany_photo","item_variant":"undefined"},{"item_id":"XRH1733917","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school","item_category5":"balown","item_list_name":"search_results","item_name":"baron_alexandre_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"BL3279635","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"temple_in_a_forest","item_variant":"undefined"},{"item_id":"LLM462630","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":"remains_of_ancient_civilisations","item_variant":"undefined"},{"item_id":"LLE815828","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":"friedrich_wilhelm_heinrich_alexander_von_humboldt_engraving","item_variant":"undefined"},{"item_id":"XRH1705283","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"baron_alexander_von_humboldt_1769_1859_german_naturalist_and_explorer_engraving","item_variant":"undefined"},{"item_id":"STF106086","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"monument_to_alexander_von_humboldt_1769_1859_photo","item_variant":"undefined"},{"item_id":"LIP8676780","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":"alexander_von_humboldt_in_his_study_berlin_engraving","item_variant":"undefined"},{"item_id":"LIP8676788","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"rabe_johannes_b_1827","item_category5":"not_balown","item_list_name":"search_results","item_name":"funeral_procession_of_alexander_von_humboldt_berlin_engraving","item_variant":"undefined"},{"item_id":"LLM724733","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":"alexander_von_humboldt_prussian_geographer_naturalist_and_explorer_1769_1859_chromolitho","item_variant":"undefined"},{"item_id":"DGA773748","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"vulcano_cayambe_in_region_of_quito_ecuador_engraving_from_views_of_andes_and_monuments_of_indigenous","item_variant":"undefined"},{"item_id":"NHM1449751","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":"simia_melanocephala_plate_29_from_recueil_d_observations_de_zoologie_et_d_anatomie_comparee_vol_1_by","item_variant":"undefined"},{"item_id":"UIG1581869","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"alexander_von_humboldt_c_1830_b_w_photo","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"alexander von humboldt","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":349,"search_results_page_number":1}