Agriculture 7,022 Antiquities 5,000 Art 1,768 Analysis 1,527 Accounting 1,352 Architecture 1,291 Appropriations and expenditures 1,162 Anatomy 1,094 Archaeology 884 Astronomy 727 Administration 686 African Americans 636 Armed Forces 633 Aesthetics 587 Agriculture and state 583 Administrative law 512 Anglais (Langue) 488 Architecture, Domestic 456 Aeronautics 446 Arts 425 Anthropology 416 Archives 410 Automatic control 410 Advaita 385 Agricultural laborers 375 Agriculture, Cooperative 359 Agricultural credit 354 Arabic language 346 Agricultural extension work 321 Automation 308 American literature 275 Anabaptists 272 Alcoholism 268 Attitudes 254 Advertising 244 Adult education 240 Agricultural laws and legislation 237 Animals 237 Algae 236 Automobiles 228 Art, Indic 212 Almanacs, Swedish 207 Art & Art History 207 Artists 199 Agricultural industries 198 Abnormalities 196 Algorithms 196 Art, Modern 196 Authors, Hindi 195 ASIA 190 Appreciation 190 Astronautics 189 Authors, Bengali 187 Antitrust law 185 Antiquities, Roman 184 Authors, Urdu 184 Anarchism 181 Air 177 Aeronautics, Commercial 176 Anthropometry 173 Appellate procedure 168 Aerodynamics 163 Agricultural productivity 162 Attorneys general's opinions 162 Airplanes 161 Associations, institutions, etc 161 Agricultural machinery 155 Auditing 154 Anniversaries, etc 153 Agricultural education 151 Apologetics 146 Alphabet 145 Arithmetic 145 Arabs 143 Adat law 142 Authorship 142 Antisemitism 141 Academic libraries 140 Astrology 139 Abortion 135 Astrophysics 134 Ahmadiyya 133 Authors, Marathi 133 Administrative procedure 130 Administrative and political divisions 128 Adsorption 127 Agency (Law) 126 Agricultural chemistry 126 Arabic literature 126 Actors 124 Agricultural innovations 124 Alloys 122 Authors, Gujarati 122 Algebra 121 Arab-Israeli conflict 121 Artisans 120 Alcohol 118 Adolescence 117 Authors, Russian 117 Arbitration, Industrial 114