Classification
J - Political Science
683
M - Music
530
K - Law
399
D - World History
317
E - United States History
125
F - General American History
120
Z - Library Science
105
H - Social Science
71
S - Agriculture
49
A - General Works
38
U - Military Science
30
B - Philosophy, Psychology, Religion
26
C - Historical Sciences
22
N - Fine Arts
8
P - Language and Literature
7
L - Education
6
R - Medicine
4
T - Technology
4
G - Geography, Anthropology, Recreation
1