Classification
H - Social Science
41
D - World History
31
E - United States History
14
B - Philosophy, Psychology, Religion
11
J - Political Science
11
K - Law
9
P - Language and Literature
8
L - Education
6
G - Geography, Anthropology, Recreation
5
U - Military Science
5
Z - Library Science
4
M - Music
3
S - Agriculture
3
N - Fine Arts
2
Q - Science
2
A - General Works
1
T - Technology
1
V - Naval Science
1