Clasificación de la Biblioteca del CongresoDD860.U475

1920s(33) 1940s(24) 1990s(10) 19th century(15) 20th(10) airplane(8) airplanes(24) architecture(78) army(9) art(49) art history(13) aviation(36) biography(181) bombs(5) candy(82) cemeteries(8) children(31) children and war(37) chocolate(56) cities(81) city(7) communism(66) communists(5) compassion(64) cultural history(40) culture(33) dedication(18) Eastern Europe(29) escapes(5) espionage(18) Europe(164) European(7) European History(159) fascism(8) food(23) generosity(10) geography(41) Germany(1,379) guide(47) guidebook(84) hero(11) heroes(52) historical(31) history(1,604) Hitler(15) interwar(9) journalism(40) kindness(34) lesbians(13) letters(25) lgbt(24) literary nonfiction(13) literature(48) love(25) map(7) maps(10) military(66) military history(54) modern(11) modern history(30) multicultural(32) museums(9) Nazi(9) Nazi Germany(17) Nazis(21) occupation(6) photographs(18) photography(150) picture book(49) pilot(27) pilots(41) planes(13) politics(72) politics and government(14) postwar(10) Prussia(12) reference(28) Reisen(18) reportage(12) resistance(9) Russia(20) service(20) social history(10) social studies(13) society(9) stories(14) topography(23) tourism(15) travel(513) travel writing(8) traveling(6) urban studies(8) urbanism(10) usa(32) war(100) Weimar(37)