Classification
H - Social Science
183
P - Language and Literature
159
B - Philosophy, Psychology, Religion
19
L - Education
18
R - Medicine
16
J - Political Science
11
D - World History
7
Q - Science
6
S - Agriculture
5
G - Geography, Anthropology, Recreation
4
T - Technology
4
K - Law
3
F - General American History
1
M - Music
1
U - Military Science
1