Classification
M - Music
262
D - World History
243
K - Law
193
H - Social Science
186
Q - Science
173
F - General American History
149
E - United States History
116
P - Language and Literature
84
J - Political Science
83
S - Agriculture
59
T - Technology
54
G - Geography, Anthropology, Recreation
39
C - Historical Sciences
31
R - Medicine
29
B - Philosophy, Psychology, Religion
24
Z - Library Science
23
L - Education
20
A - General Works
19
N - Fine Arts
10
U - Military Science
6
V - Naval Science
1