Classification
H - Social Science
292
P - Language and Literature
281
D - World History
66
L - Education
17
J - Political Science
15
B - Philosophy, Psychology, Religion
14
F - General American History
14
G - Geography, Anthropology, Recreation
8
U - Military Science
5
T - Technology
4
K - Law
3
M - Music
3
R - Medicine
3
A - General Works
2
Q - Science
2
S - Agriculture
2
E - United States History
1
N - Fine Arts
1
V - Naval Science
1
Z - Library Science
1