{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"EDB50677","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"reid_george_1841_1913","item_category5":"not_balown","item_list_name":"search_results","item_name":"dunnottar_castle","item_variant":"undefined"},{"item_id":"BAL196559","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"assyrian_7th_century_bc","item_category5":"not_balown","item_list_name":"search_results","item_name":"city_walls_photo","item_variant":"undefined"},{"item_id":"STC87221","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"roberts_david_1796_1864_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"convent_of_st_catherine_with_mount_horeb_february_19th_1839_plate_118_from_volume_iii_of_the_holy_la","item_variant":"undefined"},{"item_id":"RGS33858","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"baines_thomas_1820_75","item_category5":"not_balown","item_list_name":"search_results","item_name":"town_of_tete_from_the_north_shore_of_the_zambesi","item_variant":"undefined"},{"item_id":"DGA571214","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"roman_fortification_walls_drawing","item_variant":"undefined"},{"item_id":"BAL9597","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"marlow_william_1740_1813","item_category5":"not_balown","item_list_name":"search_results","item_name":"ludlow_castle_oil_on_canvas","item_variant":"undefined"},{"item_id":"UIG673445","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"medieval_fortification","item_variant":"undefined"},{"item_id":"GIA4789813","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":"charles_fourier_1772_1837_french_socialist_theorist_engraving_showing_the_ideal_image_of_a_phalanste","item_variant":"undefined"},{"item_id":"NAM5923308","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_17th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_siege_of_colchester_by_the_lord_fairfax_as_it_was_with_the_line_and_outworks_1648_engraving","item_variant":"undefined"},{"item_id":"XLF3787245","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"bayeux_tapestry_fortification_of_william_s_camp","item_variant":"undefined"},{"item_id":"KWE270824","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":"rome_saved_by_the_sacred_geese_of_juno_illustration_from_the_outline_of_history_by_h_g_wells_volume_","item_variant":"undefined"},{"item_id":"RH309678","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"robert_hallmann","item_category5":"not_balown","item_list_name":"search_results","item_name":"eilean_donan_castle_loch_duich_photo","item_variant":"undefined"},{"item_id":"KWE259871","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"st_helena_island_engraving","item_variant":"undefined"},{"item_id":"MAE6182222","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"paul_maeyaert","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_city_fortification_gate","item_variant":"undefined"},{"item_id":"MAE6127274","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"paul_maeyaert","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_city_fortification_walls","item_variant":"undefined"},{"item_id":"ELS9145951","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"lessing_erich","item_category5":"not_balown","item_list_name":"search_results","item_name":"remnants_of_a_celtic_fortification","item_variant":"undefined"},{"item_id":"LLM8660796","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":"the_fortification_of_athens_litho","item_variant":"undefined"},{"item_id":"NHM1452575","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fortification_agate_photo","item_variant":"undefined"},{"item_id":"BL3304651","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"sketch_of_a_fortification_on_a_hill","item_variant":"undefined"},{"item_id":"BL3301194","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_plan_of_the_fortification_of_malta","item_variant":"undefined"},{"item_id":"MAE6127282","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"paul_maeyaert","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_city_fortification_walls","item_variant":"undefined"},{"item_id":"NAM5929309","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":"a_view_of_the_siege_and_storming_of_ciudad_rodrigo_in_spain_on_jany_19_1812_engraving","item_variant":"undefined"},{"item_id":"TW44067","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"inscription_from_milecastle_38_on_hadrian_s_wall_recording_the_building_of_the_milecastle_by_2nd_leg","item_variant":"undefined"},{"item_id":"STC87222","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"roberts_david_1796_1864_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_convent_of_st_catherine_mount_sinai_february_21st_1839_plate_109_from_volume_iii_of_the_holy_lan","item_variant":"undefined"},{"item_id":"NAM5924208","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"burke_john_fl_1878_79","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_laager_and_abattis_sherpur_cantonment_december_1879_b_w_photo","item_variant":"undefined"},{"item_id":"XIR239920","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_13th_century","item_category5":"balown","item_list_name":"search_results","item_name":"wall_of_philippe_auguste_1165_1223_rue_des_jardins_saint_paul_photo","item_variant":"undefined"},{"item_id":"LRI4647215","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_14th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"representation_of_enocham_first_quote_of_the_world_founded_by_yared_yered_jared_or_jareth_in_tribute","item_variant":"undefined"},{"item_id":"UIS5095026","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"rope_and_wooden_ladders_to_scale_high_walls_1534","item_variant":"undefined"},{"item_id":"STC306658","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"picts_and_scots_attacking_a_roman_stronghold_illustration_from_the_history_of_the_nation_litho","item_variant":"undefined"},{"item_id":"COU2114","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"italian_school_15th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_nerli_cassone_depicting_the_school_master_of_falerii_1472_tempera_on_panel","item_variant":"undefined"},{"item_id":"NAM5925228","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":"trenches_where_men_are_barely_distinguished_from_mother_earth_1916_b_w_photo","item_variant":"undefined"},{"item_id":"NAM5929048","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"burke_john_fl_1878_79","item_category5":"not_balown","item_list_name":"search_results","item_name":"peshawar_fort_and_surroundings_from_jail_c_1862_photo","item_variant":"undefined"},{"item_id":"LAL263183","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"green_harry_b_1920","item_category5":"not_balown","item_list_name":"search_results","item_name":"hadrian_s_wall_gouache_on_paper","item_variant":"undefined"},{"item_id":"PML143610","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_siege_of_rochelle_from_the_history_of_france_by_emile_de_bonnechose_published_by_ward_lock_and_c","item_variant":"undefined"},{"item_id":"BL5952943","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"fortification_from_cyclopaedia_or_an_universal_dictionary_of_arts_and_sciences_by_e_chambers_the_fif","item_variant":"undefined"},{"item_id":"BLO1943829","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"bloncourt_gerald","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_walls_of_verona","item_variant":"undefined"},{"item_id":"NAM5924188","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"burke_john_fl_1878_79","item_category5":"not_balown","item_list_name":"search_results","item_name":"three_indian_soldiers_amidst_ruined_fortifications_1879_circa_b_w_photo","item_variant":"undefined"},{"item_id":"STC121034","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"hoefnagel_joris_1542_1600_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"map_of_la_rochelle_from_civitates_orbis_terrarum_by_georg_braun_1541_1622_and_frans_hogenberg_c_1572","item_variant":"undefined"},{"item_id":"RH313785","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"robert_hallmann","item_category5":"not_balown","item_list_name":"search_results","item_name":"blarney_castle_near_cork_photo","item_variant":"undefined"},{"item_id":"UIG2602403","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":"wwi_the_ruins_of_a_fortification_in_france","item_variant":"undefined"},{"item_id":"LLM3622796","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":"building_the_fortification_at_pekin_litho","item_variant":"undefined"},{"item_id":"NAM5923485","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"british_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"flintlock_rampart_gun_east_india_company_1820_circa","item_variant":"undefined"},{"item_id":"NAM5923486","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"british_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"flintlock_rampart_gun_east_india_company_1820_circa","item_variant":"undefined"},{"item_id":"FTB60786","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"map_of_the_castle_and_city_of_tine_xxxxii_by_francesco_basilicata_17th_century","item_variant":"undefined"},{"item_id":"LRI4713839","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"hogenberg_franz_1540_c_1590","item_category5":"not_balown","item_list_name":"search_results","item_name":"vilnius_lithuania_engraving_1581","item_variant":"undefined"},{"item_id":"LSE4100781","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"vauban_sebastien_le_prestre_de_1633_1707","item_category5":"not_balown","item_list_name":"search_results","item_name":"fortification_de_toulon_by_vauban_on_06_03_1692","item_variant":"undefined"},{"item_id":"BL3286340","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_plan_of_the_city_and_fortification_of_charlestown","item_variant":"undefined"},{"item_id":"NAM5929051","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"thomas_george_powell_fl_1846","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_fort_of_jellalabad_from_a_sketch_made_on_the_spot_ie_from_piper_s_hill_in_1842_w_c","item_variant":"undefined"},{"item_id":"UIS5101503","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"locations_used_for_surveying_1799","item_variant":"undefined"},{"item_id":"NAM5929422","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"sanford_george_e_l_s_fl_1862","item_category5":"not_balown","item_list_name":"search_results","item_name":"n_fort_taku_from_centre_south_cavalier_30_3_62_w_c","item_variant":"undefined"},{"item_id":"NAM5923581","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category4":"british_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"entrenching_tool_used_by_a_member_of_2nd_battalion_the_scots_guards_during_the_falklands_war_1982","item_variant":"undefined"},{"item_id":"LEE241007","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"byzantine_5th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"theodosian_wall_built_during_reign_of_theodosius_ii_408_50_in_ad_412_22_photo","item_variant":"undefined"},{"item_id":"NAM5923484","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"british_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"flintlock_rampart_gun_east_india_company_1820_circa","item_variant":"undefined"},{"item_id":"NAM5923580","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category4":"british_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"entrenching_tool_used_by_a_member_of_2nd_battalion_the_scots_guards_during_the_falklands_war_1982","item_variant":"undefined"},{"item_id":"XJF277604","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school","item_category5":"balown","item_list_name":"search_results","item_name":"the_eight_gates_of_the_city_of_london_engraving","item_variant":"undefined"},{"item_id":"LRI4714736","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"hogenberg_franz_1540_c_1590","item_category5":"not_balown","item_list_name":"search_results","item_name":"jerusalem_leave_1_israel_engraving_1572_1617","item_variant":"undefined"},{"item_id":"NAM5920382","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category4":"british_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"entrenching_tool_with_war_department_marks_1915","item_variant":"undefined"},{"item_id":"UDK837085","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"greece_rhodes_the_marine_gate_with_twin_towers_the_main_route_into_rhodes_old_town_for_passengers_fr","item_variant":"undefined"},{"item_id":"BAL56202","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"bellotto_bernardo_1720_80","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_fortress_of_konigstein_18th_century","item_variant":"undefined"},{"item_id":"XJF105845","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"dutch_school_16th_century","item_category5":"balown","item_list_name":"search_results","item_name":"map_of_antwerp_1598_engraving","item_variant":"undefined"},{"item_id":"NAM5926590","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category4":"british_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"shovel_1910","item_variant":"undefined"},{"item_id":"NAM5926459","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category4":"british_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"tommy_s_cooker_portable_camp_cooker_1914_circa","item_variant":"undefined"},{"item_id":"UIG5420333","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"harlech_castle_located_in_harlech_gwynedd_wales_seen_from_the_northern_side_in_the_late_19th_century","item_variant":"undefined"},{"item_id":"NAM5920090","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"burke_john_fl_1878_79","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_bala_hissar_1879_b_w_photo","item_variant":"undefined"},{"item_id":"NAM5920130","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"jackson_sir_keith_a_fl_1838","item_category5":"not_balown","item_list_name":"search_results","item_name":"bala_hissar_and_palace_of_the_schah_caubul_coloured_lithograph","item_variant":"undefined"},{"item_id":"NAM5924186","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"burke_john_fl_1878_79","item_category5":"not_balown","item_list_name":"search_results","item_name":"south_wall_bala_hissar_and_kabul_residency_1879_b_w_photo","item_variant":"undefined"},{"item_id":"EHT3599066","item_category":"illustration","item_category2":"in_copyright","item_category3":"standard","item_category4":"corke_philip_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"helmsley_castle_north_yorkshire_uk","item_variant":"undefined"},{"item_id":"NAM5927912","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"kern_matthias_1800_52","item_category5":"not_balown","item_list_name":"search_results","item_name":"major_general_sir_charles_philip_belson_kcb_1773_1830_1827_miniature_on_ivory","item_variant":"undefined"},{"item_id":"NAM5926460","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category4":"british_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"tommy_s_cooker_portable_camp_cooker_1914_circa","item_variant":"undefined"},{"item_id":"NAM5926458","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category4":"british_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"tommy_s_cooker_portable_camp_cooker_1914_circa","item_variant":"undefined"},{"item_id":"NAM5920565","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"british_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"ghuznee_medal_major_general_george_conolly_ponsonby_bengal_army_1839_metal","item_variant":"undefined"},{"item_id":"NAM5920564","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"british_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"ghuznee_medal_major_general_george_conolly_ponsonby_bengal_army_1839_metal","item_variant":"undefined"},{"item_id":"NAM5926589","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category4":"british_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"shovel_1910","item_variant":"undefined"},{"item_id":"NAM5925802","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"british_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"ghuznee_medal_1839_awarded_to_private_hugh_henzey_13th_the_1st_somersetshire_regiment_of_foot_light_","item_variant":"undefined"},{"item_id":"NAM5925803","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"british_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"ghuznee_medal_1839_awarded_to_private_hugh_henzey_13th_the_1st_somersetshire_regiment_of_foot_light_","item_variant":"undefined"},{"item_id":"NAM5922134","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_16th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"wrought_iron_caltrop_sixteenth_century_iron","item_variant":"undefined"},{"item_id":"RAF63523","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"droochsloot_joost_cornelisz_1586_1666","item_category5":"not_balown","item_list_name":"search_results","item_name":"skaters_in_a_winter_landscape","item_variant":"undefined"},{"item_id":"XIR166542","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"mycenaean","item_category5":"balown","item_list_name":"search_results","item_name":"detail_of_a_stone_wall_photo","item_variant":"undefined"},{"item_id":"FSG348729","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"persian_school_14th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"folio_from_a_shahnama_book_of_kings_by_firdawsi_d_1020_recto_iskandar_builds_the_iron_rampart_tabriz","item_variant":"undefined"},{"item_id":"STF273361","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"incan","item_category5":"not_balown","item_list_name":"search_results","item_name":"part_of_the_corcancha_photo","item_variant":"undefined"},{"item_id":"NAM5920133","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"jackson_sir_keith_a_fl_1838","item_category5":"not_balown","item_list_name":"search_results","item_name":"fortress_of_ghuznee_1839_circa_coloured_lithograph","item_variant":"undefined"},{"item_id":"NAM5927911","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"kern_matthias_1800_52","item_category5":"not_balown","item_list_name":"search_results","item_name":"major_general_sir_charles_philip_belson_kcb_1773_1830_1827_miniature_on_ivory","item_variant":"undefined"},{"item_id":"XJF105844","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"dutch_school_18th_century","item_category5":"balown","item_list_name":"search_results","item_name":"map_of_antwerp_engraving","item_variant":"undefined"},{"item_id":"UIG5382375","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"perigord_dordogne_france_rocamadour_midi_pyrenees_lot_europe_the_fortified_pilgrimage_town_of_rocama","item_variant":"undefined"},{"item_id":"NAM5919840","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_photographer_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"taku_fort_china_1860_b_w_photo","item_variant":"undefined"},{"item_id":"NAM5920973","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":"spin_baldak_looking_west_1919_b_w_photo","item_variant":"undefined"},{"item_id":"BFA97518","item_category":"illustration","item_category2":"in_copyright","item_category3":"standard","item_category4":"souter_john_bulloch_1890_1971","item_category5":"not_balown","item_list_name":"search_results","item_name":"martello_tower_jersey_oil_on_board","item_variant":"undefined"},{"item_id":"ELS9197070","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"lorenzetti_ambrogio_1285_c_1348","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_town_painting_on_wood","item_variant":"undefined"},{"item_id":"UIG5382373","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"france_dordogne_perigord_rocamadour_midi_pyrenees_lot_europe_the_fortified_pilgrimage_town_of_rocama","item_variant":"undefined"},{"item_id":"UIG5382383","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"castle_france_rocamadour_perigord_dordogne_midi_pyrenees_lot_europe_the_castle_of_the_fortified_pilg","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"fortification","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":7816,"search_results_page_number":1}