Classification
P - Language and Literature
858
D - World History
591
J - Political Science
421
H - Social Science
97
F - General American History
50
M - Music
47
B - Philosophy, Psychology, Religion
33
K - Law
22
E - United States History
15
U - Military Science
6
A - General Works
5
Q - Science
5
Z - Library Science
4
L - Education
3
C - Historical Sciences
2
G - Geography, Anthropology, Recreation
1
S - Agriculture
1