Classification
P - Language and Literature
183
M - Music
167
K - Law
126
F - General American History
91
H - Social Science
70
E - United States History
37
B - Philosophy, Psychology, Religion
32
J - Political Science
26
C - Historical Sciences
19
A - General Works
18
D - World History
14
R - Medicine
11
Q - Science
8
T - Technology
7
L - Education
6
S - Agriculture
6
Z - Library Science
4
N - Fine Arts
2
G - Geography, Anthropology, Recreation
1