H - Social Science 194 Z - Library Science 180 P - Language and Literature 176 R - Medicine 73 J - Political Science 54 Q - Science 42 T - Technology 41 N - Fine Arts 37 B - Philosophy, Psychology, Religion 34 L - Education 34 D - World History 30 E - United States History 25 C - Historical Sciences 14 F - General American History 12 G - Geography, Anthropology, Recreation 7 M - Music 5 K - Law 3 U - Military Science 2 S - Agriculture 1