A - General Works 2,377 B - Philosophy, Psychology, Religion 320 C - Historical Sciences 562 D - World History 1,125 E - United States History 6,770 F - General American History 5,610 H - Social Science 2,902 J - Political Science 291 K - Law 1,029 L - Education 2,474 M - Music 690 N - Fine Arts 1,087 P - Language and Literature 2,795 Q - Science 1,239 S - Agriculture 271 T - Technology 419 U - Military Science 430 Z - Library Science 4