Classification
D - World History
1,423
M - Music
843
E - United States History
439
P - Language and Literature
354
R - Medicine
325
F - General American History
320
B - Philosophy, Psychology, Religion
315
J - Political Science
274
A - General Works
182
K - Law
122
C - Historical Sciences
75
H - Social Science
69
Z - Library Science
29
T - Technology
22
U - Military Science
14
S - Agriculture
6
G - Geography, Anthropology, Recreation
3
Q - Science
2
V - Naval Science
2