Classification
D - World History
504
P - Language and Literature
414
M - Music
303
F - General American History
239
H - Social Science
122
K - Law
113
B - Philosophy, Psychology, Religion
106
J - Political Science
72
R - Medicine
69
L - Education
42
N - Fine Arts
31
A - General Works
24
E - United States History
21
U - Military Science
20
C - Historical Sciences
12
Z - Library Science
12
S - Agriculture
11
G - Geography, Anthropology, Recreation
8
T - Technology
8
Q - Science
7
V - Naval Science
2