Book 5,191 Government Document 3,460 Serial 514 Electronic 348 Conference Proceeding 210 Journal 164 Reference Material 82 Unknown 24 Thesis 21 Photo 13 Kit 8 Audio 6 Map 3 Book Chapter 1 Manuscript 1 Newspaper 1 see all ...

H - Social Science 1,144 Z - Library Science 702 K - Law 451 T - Technology 294 Q - Science 238 R - Medicine 202 C - Historical Sciences 184 J - Political Science 158 G - Geography, Anthropology, Recreation 146 L - Education 135 E - United States History 128 P - Language and Literature 46 A - General Works 45 S - Agriculture 42 N - Fine Arts 39 U - Military Science 37 D - World History 31 V - Naval Science 5 M - Music 4 B - Philosophy, Psychology, Religion 2 F - General American History 2 see all ...

United States General Accounting Office 213 United States Administration on Aging 95 United States National Commission on Libraries and Information Science 86 Educational Resources Information Center (U.S.) 78 Geological Survey (U.S.) 71 Library of Congress Congressional Research Service 67 United States Internal Revenue Service 66 United States Office of Educational Research and Improvement 66 United States National Technical Information Service 64 United States Congress. Office of Technology Assessment 62 United States Bureau of the Census 60 United States Bureau of Justice Statistics 58 United States Government Accountability Office 54 United States Government Printing Office 47 National Center for Education Statistics 46 National Institutes of Health (U.S.) 40 White House Conference on Library and Information Services Washington, D.C. 38 National Library of Medicine (U.S.) 37 United States Department of Health and Human Services. Office of Inspector General 36 United States Employment and Training Administration 36 United States Office of Juvenile Justice and Delinquency Prevention 36 United States Bureau of Labor Statistics 35 National Agricultural Library (U.S.) 33 National Referral Center for Science and Technology (U.S.) 33 National Referral Center (U.S.) 32 United States Patent and Trademark Office 31 United States Small Business Administration 30 National Cancer Institute (U.S.) 29 National Institute of Education (U.S.) 27 National Institute of Justice (U.S.) 26 see all ...

English 5,956 Spanish 47 French 12 German 10 Russian 9 Japanese 8 Chinese 6 Portuguese 5 Undetermined 2 Ancient Greek 1 Arabic 1 Latin 1 No linguistic content 1 Norwegian 1 see all ...

Directories 1,078 Bibliography 394 Periodicals 352 Congresses 216 Directory 202 Handbooks, manuals, etc 176 Bibliographies 170 Conference papers and proceedings 162 Electronic books 153 Statistics 123 Handbooks and manuals 103 Databases 95 Catalogs 84 Government publications 81 Répertoires 47 directories 47 Legislative hearings 38 Abstracts 32 Rules and practice 32 History 30 Congress 29 Census 25 Indexes 23 Telephone directories 22 Periodical 21 Handbook 18 Dictionaries 17 Legislative materials 17 Records and correspondence 16 Legislative histories 15 see all ...

20th century 19 1900-1999 9 1990 8 1971-1981 6 1981-2001 6 1989- 6 1945-1989 5 1900 - 1999 3 1981 - 2001 3 1981- 3 2000-2099 3 21st century 3 1858-1912 2 1860-1948 2 1939-1945 2 1945- 2 1945-1990 2 1971- 2 20e siècle 2 Allied occupation, 1945-1948 2 Since 1971 2 Since 1989 2 1911-1954 1 1914- 1 1929 1 1933-1945 1 1945 - 1948 1 1945 - 1989 1 1945-1948 1 1960 - 1988 1 see all ...