BIOGRAPHY & AUTOBIOGRAPHY HISTORY 105 Historical 103 Military 83 World War, 1939-1945 71 World War II 61 Guerre mondiale, 1939-1945 55 Campagnes et batailles 39 Campaigns 39 Military campaigns 39 Soldiers 29 Armed Forces 28 History 27 American 21 Aerial operations, American 17 Military operations, Aerial 17 Weltkrieg 17 Histoire des unités 16 Prisoners of war 16 Regimental histories 16 Prisonniers de guerre 14 Officers 13 Vietnam War, 1961-1975 12 Erlebnisbericht 11 Western 11 Soldat 9 Histoire 8 World War, 1914-1918 8 Guerre du Viêt-nam, 1961-1975 7 Medical care 7