Classification
D - World History
64
G - Geography, Anthropology, Recreation
24
M - Music
16
P - Language and Literature
14
B - Philosophy, Psychology, Religion
12
F - General American History
11
R - Medicine
11
E - United States History
8
A - General Works
7
C - Historical Sciences
4
J - Political Science
2
T - Technology
2
N - Fine Arts
1