{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"IMO8846260","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846269","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846263","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846266","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846253","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846264","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846271","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846258","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846267","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846262","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8854333","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8846255","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846261","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846256","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846259","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846265","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8846272","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_aachen_with_their_tractors_farmers_went_to_aachen_1974_photo","item_variant":"undefined"},{"item_id":"IMO8854347","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8854331","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8854334","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8854337","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8854358","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8854348","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"SZT11745945","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"zollner_rolf","item_category5":"not_balown","item_list_name":"search_results","item_name":"village_severin_1998_photo","item_variant":"undefined"},{"item_id":"IMO8854353","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8854355","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8854341","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8854332","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8854345","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8854324","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8854339","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8854329","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"klaus_rose","item_category5":"not_balown","item_list_name":"search_results","item_name":"deu_germany_bonn_with_tractors_more_than_1000_farmers_came_to_1972_photo","item_variant":"undefined"},{"item_id":"IMO8831239","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"rolf_zollner","item_category5":"not_balown","item_list_name":"search_results","item_name":"master_electrician_schmidt_gerd_peter_schmidt_master_electrician_and_operator_1998_photo","item_variant":"undefined"},{"item_id":"IMO8824993","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"rolf_zollner","item_category5":"not_balown","item_list_name":"search_results","item_name":"tracktoren_demo_gegen_atompolitik_trecker_demo_in_berlin_anl_einer_1999_photo","item_variant":"undefined"},{"item_id":"IMO8824978","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"rolf_zollner","item_category5":"not_balown","item_list_name":"search_results","item_name":"tracktoren_demo_gegen_atompolitik_trecker_demo_in_berlin_anl_einer_1999_photo","item_variant":"undefined"},{"item_id":"AWL3610717","item_category":"illustration","item_category2":"in_copyright","item_category3":"premium","item_category4":"williams_alex_b_1942","item_category5":"not_balown","item_list_name":"search_results","item_name":"tractors_card_final_2012_oil_on_panel","item_variant":"undefined"},{"item_id":"AGC875640","item_category":"illustration","item_category2":"in_copyright","item_category3":"premium","item_category4":"gippius_natalia_1905_94","item_category5":"not_balown","item_list_name":"search_results","item_name":"women_and_tractors_1932_w_con_paper","item_variant":"undefined"},{"item_id":"EPL6780525","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"stalingrad_tractor_plant","item_variant":"undefined"},{"item_id":"EPL6780675","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"stalingrad_tractor_plant","item_variant":"undefined"},{"item_id":"AAH117629","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"gillray_james_1757_1815","item_category5":"not_balown","item_list_name":"search_results","item_name":"metalic_tractors_c_1801_coloured_etching","item_variant":"undefined"},{"item_id":"LLM11719103","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"rylov_arkadij_aleksandrovic_1870_1939","item_category5":"not_balown","item_list_name":"search_results","item_name":"tractors_in_a_lumber_camp_colour_litho","item_variant":"undefined"},{"item_id":"UIG2903754","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"tractors_on_a_tobacco_farm_photo","item_variant":"undefined"},{"item_id":"CHT210260","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"romanian_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_arrival_of_the_tractors_1951_colour_litho","item_variant":"undefined"},{"item_id":"UIG686136","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fordson_tractors_1922_photo","item_variant":"undefined"},{"item_id":"UIG686137","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fordson_tractors_1922_photo","item_variant":"undefined"},{"item_id":"XEE4175644","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"unknown_artist_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"tractors_in_siberia_1936_chromo","item_variant":"undefined"},{"item_id":"UIG2602212","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"british_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_lesson_in_the_handling_of_motor_ploughs_and_tractors","item_variant":"undefined"},{"item_id":"BAD2556604","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"tractors_cleveland_1910s","item_variant":"undefined"},{"item_id":"UIG2903740","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"red_tractors_and_tobacco_barns_photo","item_variant":"undefined"},{"item_id":"RPP2647973","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"russian_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"soviet_postcard_titled_tractors_in_the_field_in_the_ussr_1932","item_variant":"undefined"},{"item_id":"SIC830302","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"allis_chalmers_monarch_tractors_division","item_variant":"undefined"},{"item_id":"SIC830319","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"advance_rumely_oil_pull_tractors","item_variant":"undefined"},{"item_id":"EPL7053695","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"british_agricultural_manufacturing_during_ww2_tractors","item_variant":"undefined"},{"item_id":"AVE8893751","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"1950s_farm_men_drive_tractors","item_variant":"undefined"},{"item_id":"UIG686142","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"ford_tractors_at_work_1925_photo","item_variant":"undefined"},{"item_id":"SIC830237","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"an_allis_chalmers_power_unit_engine_for_tractors","item_variant":"undefined"},{"item_id":"PCP1449313","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"paul_campbell","item_category5":"not_balown","item_list_name":"search_results","item_name":"new_holland_tractors_basildon_photo","item_variant":"undefined"},{"item_id":"MEP2533364","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fiat_tractors_in_verona_verona_italy","item_variant":"undefined"},{"item_id":"IMF7349288","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"high_school_graduates_driving_tractors_to_their_school_1981","item_variant":"undefined"},{"item_id":"UIS5063780","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"farm_equipment_tractors_international_harvester_junior_tractor_1921","item_variant":"undefined"},{"item_id":"PCP1449312","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"paul_campbell","item_category5":"not_balown","item_list_name":"search_results","item_name":"new_holland_tractors_basildon_photo","item_variant":"undefined"},{"item_id":"NCO2632291","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"gillray_james_1757_1815","item_category5":"not_balown","item_list_name":"search_results","item_name":"metallic_tractors_1801_coloured_engraving","item_variant":"undefined"},{"item_id":"LLE5231614","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"russian_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"soviet_tractors_before_going_into_the_fields_ussr_1931_b_w_photo","item_variant":"undefined"},{"item_id":"AGC7211239","item_category":"illustration","item_category2":"in_copyright","item_category3":"premium","item_category4":"mekhantiev_viktor_1941_2019","item_category5":"not_balown","item_list_name":"search_results","item_name":"maintain_our_tractors_1970_gouache_on_paper","item_variant":"undefined"},{"item_id":"FKF11880932","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"vintage_steam_engines_and_tractors_at_a_1960s_rally","item_variant":"undefined"},{"item_id":"FKF11880556","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"vintage_steam_engines_and_tractors_at_a_1960s_rally","item_variant":"undefined"},{"item_id":"LAL298694","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"embleton_ron_1930_88","item_category5":"not_balown","item_list_name":"search_results","item_name":"mexico_city","item_variant":"undefined"},{"item_id":"SIC830314","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"two_oil_pull_tractors_plowing_a_field","item_variant":"undefined"},{"item_id":"LLM7186748","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":"battery_electric_tractors_at_a_main_railway_station_b_w_photo","item_variant":"undefined"},{"item_id":"NAM5925453","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":"holt_tractors_towing_artillery_1917_lantern_slide","item_variant":"undefined"},{"item_id":"SSI2177413","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"american_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"manual_worker_drilling_track_links_for_tractors_in_a_factory","item_variant":"undefined"},{"item_id":"UIG681178","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"old_tractors_along_the_road_montana_2006_photo","item_variant":"undefined"},{"item_id":"UIG679110","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"ford_c_tractor_cleans_washington_streets_of_snow_1924_photo","item_variant":"undefined"},{"item_id":"UIS5063802","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"farm_equipment_tractors_international_harvester_22_36_tractor_1931","item_variant":"undefined"},{"item_id":"EPL6883561","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"bullock_creeping_grip_tractors_tank_experiment_ww1","item_variant":"undefined"},{"item_id":"IMF7349286","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"tractors_decorated_for_a_graduation_ceremony_1981","item_variant":"undefined"},{"item_id":"LLE5231625","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"russian_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"soviet_workers_on_tractors_in_the_fields_ussr_1931_b_w_photo","item_variant":"undefined"},{"item_id":"SZT6305646","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"alfred_strobel","item_category5":"not_balown","item_list_name":"search_results","item_name":"tractor_in_ruhpolding_1974_b_w_photo","item_variant":"undefined"},{"item_id":"LLM7172877","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"russian_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"tractors_on_a_russian_wheat_farm_b_w_photo","item_variant":"undefined"},{"item_id":"AWL3610585","item_category":"illustration","item_category2":"in_copyright","item_category3":"premium","item_category4":"williams_alex_b_1942","item_category5":"not_balown","item_list_name":"search_results","item_name":"four_seasons_tractors_2012_oil_on_canvas","item_variant":"undefined"},{"item_id":"LLJ603511","item_category":"illustration","item_category2":"in_copyright","item_category3":"standard","item_category4":"davis_george_horace_1881_1963","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_never_stop_railway_litho","item_variant":"undefined"},{"item_id":"AGC875595","item_category":"illustration","item_category2":"in_copyright","item_category3":"premium","item_category4":"gippius_natalia_1905_94","item_category5":"not_balown","item_list_name":"search_results","item_name":"tractors_with_red_banner_1942_43_oil_on_card","item_variant":"undefined"},{"item_id":"UIS5063794","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"farm_equipment_tractors_international_harvester_titan_tractor_1917","item_variant":"undefined"},{"item_id":"ZUM4846021","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"may_10_1953_blessing_of_tractors_at_begining_of_harvest_time_at_neufahrm_near_freising_german_was_re","item_variant":"undefined"},{"item_id":"UIT6189000","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fiat_tractor_models_1965_b_w_photo","item_variant":"undefined"},{"item_id":"TAD1753408","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"marshall_plan_european_recovery_program_after_war_american_economic_aid_to_europe_started_in_1947_fr","item_variant":"undefined"},{"item_id":"AGC1064702","item_category":"illustration","item_category2":"in_copyright","item_category3":"premium","item_category4":"uspenskaya_marina_1925_2007","item_category5":"not_balown","item_list_name":"search_results","item_name":"sketches_of_tractors_and_bulldozers_1960s_pencil_on_paper","item_variant":"undefined"},{"item_id":"UIG2912544","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"american_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"advertisement_for_cletrac_military_tractors_1939_photolitho","item_variant":"undefined"},{"item_id":"UIG2604534","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":"in_upper_isonzo_a_convoy_of_big_canyons_trailers_with_tractors","item_variant":"undefined"},{"item_id":"SIC830342","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"men_working_on_a_farm_using_oil_pull_tractors_harvesters_and_steel_threshers","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"traktoren","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":669,"search_results_page_number":1}