Classification
H - Social Science
56
D - World History
22
L - Education
19
P - Language and Literature
16
Z - Library Science
15
J - Political Science
13
K - Law
13
C - Historical Sciences
5
G - Geography, Anthropology, Recreation
5
B - Philosophy, Psychology, Religion
3
E - United States History
3
F - General American History
3
Q - Science
2
A - General Works
1
U - Military Science
1