{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"UIG5308476","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"explain_how_radio_communication_between_ships_works","item_variant":"undefined"},{"item_id":"CHT239216","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_receiving_set_of_general_ferrie_1868_1932_1902_wood_metal","item_variant":"undefined"},{"item_id":"UIG3734046","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_wireless_telegraph_operator","item_variant":"undefined"},{"item_id":"CHT239291","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_transmitter_from_the_eiffel_tower_1914_wood_metal","item_variant":"undefined"},{"item_id":"XDR355871","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"radio_transmission_towers_in_germany_c_1933_b_w_photo","item_variant":"undefined"},{"item_id":"LLJ608026","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":"music_by_electric_telegraph_engraving","item_variant":"undefined"},{"item_id":"MOL227519","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"bbc_microphone_c_1933","item_variant":"undefined"},{"item_id":"CHT239217","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_transmitter_of_the_eiffel_tower_after_1914_wood_metal","item_variant":"undefined"},{"item_id":"XRA2899356","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"radio_tv_and_electronics_show_in_paris_on_september_12_1960_hostesses_and_transistor_b_w_photo","item_variant":"undefined"},{"item_id":"XRA2899355","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"radio_television_and_electronics_show_in_paris_on_september_12_1960_hostess_and_transistor_b_w_photo","item_variant":"undefined"},{"item_id":"XRA2899374","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"radio_tv_and_electronics_show_in_paris_on_september_12_1960_hostesses_and_transistor_b_w_photo","item_variant":"undefined"},{"item_id":"XRA2899378","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"radio_tv_and_electronics_show_in_paris_on_september_12_1960_transistor_b_w_photo","item_variant":"undefined"},{"item_id":"TRK879500","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"radio_receiver_built_in_riga_latvia_1958_1960","item_variant":"undefined"},{"item_id":"UIG541907","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"marconi_radio_transmitting_station_card_published_london_1915_chromolithograph","item_variant":"undefined"},{"item_id":"LSE4086711","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"unknown_artist_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_future_of_the_tsf_the_belfry_loudspeaker_in_paris_2000_in_le_pelerin_of_29_07_1924","item_variant":"undefined"},{"item_id":"XDR355819","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"sound_booth_in_the_haus_des_rundfunks_house_of_broadcasting_in_masurenallee_berlin_charlottenburg_c_","item_variant":"undefined"},{"item_id":"UIG3507826","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_ship_s_wireless_radio_operator_1950","item_variant":"undefined"},{"item_id":"UIG540139","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"mobile_radio_station_used_by_marconi_illustration_published_london_1903","item_variant":"undefined"},{"item_id":"XDR355820","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"sound_booth_in_the_haus_des_rundfunks_house_of_broadcasting_in_in_masurenallee_berlin_charlottenburg","item_variant":"undefined"},{"item_id":"XDR355872","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"radio_broadcasting_control_room_in_the_haus_des_rundfunks_house_of_broadcasting_in_masurenallee_berl","item_variant":"undefined"},{"item_id":"CCI2093148","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"unknown_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"theodore_delano_roosevelt_1936_photo","item_variant":"undefined"},{"item_id":"AVE6319734","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"1960s_man_turns_dials_in_radio_station","item_variant":"undefined"},{"item_id":"UIG3734051","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_mobile_radio_station_used_by_marconi","item_variant":"undefined"},{"item_id":"TRK831759","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"carborundum_radio_receiver_1917","item_variant":"undefined"},{"item_id":"XDR355812","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"german_interior_minister_wilhelm_freiherr_von_gayl_and_radio_commissar_hans_bredow_at_the_opening_of","item_variant":"undefined"},{"item_id":"XJF441205","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"italian_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"guglielmo_marconi_aboard_the_yacht_electra_1919_b_w_photo","item_variant":"undefined"},{"item_id":"MOR3058458","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":"an_english_switchboard_operator_speaking_to_america_by_radio_telephone_for_the_first_time_in_1926_fr","item_variant":"undefined"},{"item_id":"FAF1250858","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"unknown_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"world_war_i_italian_radio_station_b_w_photo","item_variant":"undefined"},{"item_id":"XDR355865","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"control_desk_of_a_transmission_facility_in_hamburg_c_1934_b_w_photo","item_variant":"undefined"},{"item_id":"XDR355867","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"picture_of_a_high_voltage_mercury_glass_rectifier_for_radio_broadcasting_at_oesterreisische_radiover","item_variant":"undefined"},{"item_id":"UIG541279","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"new_mexico_radio_telescope_satellite_dish_part_of_the_very_large_array_vla_at_the_national_radio_ast","item_variant":"undefined"},{"item_id":"GIA4817472","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":"guglielmo_marconi_presented_the_wireless_telegraph_tsf_at_a_conference_at_the_ministry_of_the_navy_i","item_variant":"undefined"},{"item_id":"AVE6319731","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"1960s_flames_blast_under_rocket","item_variant":"undefined"},{"item_id":"XLF3786286","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"amateur_radio_reception_card","item_variant":"undefined"},{"item_id":"TRK831760","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"two_valve_radio_receiver_1917","item_variant":"undefined"},{"item_id":"XDR355870","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"radio_transmission_facility_in_norddeich_germany_c_1933_b_w_photo","item_variant":"undefined"},{"item_id":"SZT5175814","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"radio_room_of_a_torpedo_boat_1935","item_variant":"undefined"},{"item_id":"XDR355868","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"generator_room_at_oesterreichische_radioverkehrs_a_g_bisamberg_transmission_facility_austria_c_1935_","item_variant":"undefined"},{"item_id":"UIG541284","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"new_mexico_radio_telescope_satellite_dish_part_of_the_very_large_array_vla_at_the_national_radio_ast","item_variant":"undefined"},{"item_id":"XDR355861","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"transmission_receptor_berlin_c_1929_b_w_photo","item_variant":"undefined"},{"item_id":"SZT2978866","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"reichswehr_soldiers_of_the_signal_corps_during_an_exercise_b_w_photo","item_variant":"undefined"},{"item_id":"XDR355813","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"the_130m_radio_mast_at_bisamberg_austria_constructed_in_1933_b_w_photo","item_variant":"undefined"},{"item_id":"XDR355864","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"operations_room_at_the_transmission_facility_at_langenberg_germany_c_1933_b_w_photo","item_variant":"undefined"},{"item_id":"UIG541289","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"new_mexico_radio_telescope_satellite_dishes_part_of_the_very_large_array_vla_at_the_national_radio_a","item_variant":"undefined"},{"item_id":"UIG2656064","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"woman_turning_on_radio_b_w_photo","item_variant":"undefined"},{"item_id":"DGA3931935","item_category2":"in_copyright","item_category3":"standard","item_category4":"noguchi_isamu_1904_88","item_category5":"not_balown","item_list_name":"search_results","item_name":"radio_nurse_1938","item_variant":"undefined"},{"item_id":"UIG3520529","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"photograph_of_radio_acoustic_ranging_operations_on_the_surveyor","item_variant":"undefined"},{"item_id":"UIG3734049","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"guglielmo_marconi_s_cabin","item_variant":"undefined"},{"item_id":"FAF1252824","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"unknown_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"queen_elizabeth_during_a_radio_broadcast_b_w_photo","item_variant":"undefined"},{"item_id":"DGA2587806","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"emud_radio_1933_germany_20th_century","item_variant":"undefined"},{"item_id":"HJA360632","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"english_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"bbc_monitors_at_work_expert_linguists_listening_in_on_foreign_broadcasts_from_the_illustrated_war_ne","item_variant":"undefined"},{"item_id":"SSI2206409","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"transcribing_operator_typing_in_an_office_converting_incoming_morse_signals_into_teletype_tape_rca_c","item_variant":"undefined"},{"item_id":"EVB2950899","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"ginger_rogers_c_1949","item_variant":"undefined"},{"item_id":"DGA3931936","item_category2":"in_copyright","item_category3":"standard","item_category4":"glover_frank_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"radio_bendix_model_ts_502_1946","item_variant":"undefined"},{"item_id":"CHT157345","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"begg_samuel_fl_1886_1916_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_wireless_telegraphy_at_home_the_reception_of_the_eiffel_tower_time_in_london_from_sciences_et_vi","item_variant":"undefined"},{"item_id":"UIG2656525","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"passionate_politician_speaking_on_podium_b_w_photo","item_variant":"undefined"},{"item_id":"UIG3734054","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"marconi_s_wireless_telegraph","item_variant":"undefined"},{"item_id":"XDR355803","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"german_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"german_finance_minister_lutz_graf_schwerin_von_krosigk_speaks_via_short_wave_radio_to_africa_b_w_pho","item_variant":"undefined"},{"item_id":"SZT5175661","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"training_at_the_radio_at_the_military_aviation_school_neuruppin_1935","item_variant":"undefined"},{"item_id":"DGA3955972","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"radio_telephone_station_illustration_from_l_industria_rivista_tecnica_ed_economica_illustrata_milan_","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"radio communication","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":1001,"search_results_page_number":1}