Classification
P - Language and Literature
39
E - United States History
31
D - World History
24
G - Geography, Anthropology, Recreation
13
A - General Works
10
K - Law
7
J - Political Science
6
F - General American History
4
M - Music
3
Q - Science
3
B - Philosophy, Psychology, Religion
2
C - Historical Sciences
2
H - Social Science
2
R - Medicine
2
L - Education
1
T - Technology
1