Classification
D - World History
132
P - Language and Literature
109
J - Political Science
81
M - Music
58
H - Social Science
29
E - United States History
24
B - Philosophy, Psychology, Religion
22
C - Historical Sciences
13
A - General Works
12
K - Law
10
Z - Library Science
9
F - General American History
5
T - Technology
2
G - Geography, Anthropology, Recreation
1