Classification
D - World History
24
E - United States History
15
H - Social Science
12
B - Philosophy, Psychology, Religion
10
P - Language and Literature
10
K - Law
9
J - Political Science
8
Q - Science
6
N - Fine Arts
4
T - Technology
4
Z - Library Science
2
F - General American History
1
G - Geography, Anthropology, Recreation
1
L - Education
1
R - Medicine
1