Book 173,181 Government Document 17,112 Serial 8,049 Journal 3,870 Conference Proceeding 2,713 Electronic 2,522 Thesis 2,033 Kit 1,205 Unknown 1,135 Photo 551 Audio 355 Manuscript 244 Book Chapter 119 Reference Material 97 Map 50 Newspaper 46 Musical Score 16 Physical Object 6 Article 5 see all ...

Adam Matthew Digital (Firm) 6,690 Anne S.K. Brown Military Collection 5,935 United States General Accounting Office 3,163 Rand Corporation 3,134 United States War Department 1,179 United States Department of the Army 1,177 Army War College (U.S.) Strategic Studies Institute 1,028 National Defense Research Institute (U.S.) 1,011 ebrary, Inc 990 United States Air Force 968 Project Air Force (U.S.) 796 United States Department of Defense 777 United States Army 721 Arroyo Center 632 United States Department of Defense. Office of the Secretary of Defense 600 United States War Dept 580 John Penman Wood Fund 507 United States Congress. House. Committee on Veterans' Affairs 491 Walter L. Pforzheimer Intelligence Collection (Beinecke Rare Book and Manuscript Library) 486 De Gruyter 484 United States Congress. Senate. Committee on Armed Services 483 Sunzi, active 6th century B.C 454 United States 403 United States Army. Ordnance Department 367 United States Congress. House. Committee on Military Affairs 363 United States Congress. House. Committee on Armed Services 349 United States Congress. Senate. Committee on Military Affairs 349 National Defense University Institute for National Strategic Studies 322 International Institute for Strategic Studies 313 Great Britain War Office 301 see all ...

English 123,459 German 13,696 French 10,363 Russian 9,058 Chinese 7,575 Spanish 4,876 Japanese 3,614 Italian 3,416 Polish 2,515 Hebrew 1,670 Korean 1,651 Arabic 1,506 Dutch 1,211 Indonesian 1,052 Portuguese 1,047 Vietnamese 870 Turkish 690 Swedish 678 Latin 547 Czech 492 Finnish 490 Hungarian 459 Romanian 404 Ukrainian 393 Danish 349 Greek 338 Persian 307 Norwegian 273 Undetermined 273 Bulgarian 233 see all ...

History 21,915 Biography 7,296 Electronic books 6,375 Periodicals 6,280 Military history 5,142 Congresses 4,337 Biographies 3,992 Early works to 1800 2,925 Conference papers and proceedings 2,896 Handbooks, manuals, etc 2,823 Pictorial works 2,408 Dictionaries 1,892 Handbooks and manuals 1,440 Early works 1,338 Sources 1,260 Case studies 1,178 Statistics 1,085 Bibliography 805 Registers 735 Catalogs 718 Autobiographies 653 Corporation reports 652 Regulations 617 Personal narratives 604 Government publications 494 Legislative hearings 435 Directories 429 Academic theses 424 Exhibitions 413 Rules 345 see all ...

20th century 9,656 1900-1999 4,066 21st century 2,604 19th century 2,603 1939-1945 1,556 1900 - 1999 1,266 1989- 1,092 1945- 1,043 2000-2099 995 18th century 948 1914-1918 702 Early works to 1800 654 1945-1989 646 active 6th century B.C 547 Since 1989 529 20e siècle 527 Civil War, 1861-1865 519 17th century 518 1800-1899 516 Since 1945 505 To 1500 437 1939 - 1945 403 1800-1999 384 Geschichte 381 1900-2099 311 World War, 1939-1945 298 2000 - 2099 292 16th century 278 To 500 255 20e siècle 217 see all ...

United States 36,633 Soviet Union 5,948 China 5,820 Great Britain 5,059 Germany 4,560 Europe 4,553 France 3,731 Japan 3,482 Russia (Federation) 2,431 Israel 2,386 India 2,226 Poland 1,764 Italy 1,749 Russia 1,607 Canada 1,304 Spain 1,214 Indonesia 1,185 Korea (South) 1,094 Germany (West) 1,060 Australia 995 Middle East 953 Rome 892 Turkey 803 Asia 778 États-Unis 755 Vietnam 726 Austria 724 Korea (North) 684 Pakistan 628 England 613 see all ...