Classification
M - Music
188
H - Social Science
177
J - Political Science
56
F - General American History
42
U - Military Science
29
Q - Science
28
K - Law
20
S - Agriculture
18
R - Medicine
17
T - Technology
14
A - General Works
13
L - Education
10
Z - Library Science
8
N - Fine Arts
5
C - Historical Sciences
4
P - Language and Literature
4
E - United States History
2
D - World History
1