Classification
H - Social Science
60
J - Political Science
22
M - Music
22
Z - Library Science
16
D - World History
12
Q - Science
12
S - Agriculture
7
L - Education
6
G - Geography, Anthropology, Recreation
4
T - Technology
4
K - Law
3
A - General Works
2
B - Philosophy, Psychology, Religion
2
F - General American History
2
P - Language and Literature
2
U - Military Science
2
N - Fine Arts
1
R - Medicine
1
V - Naval Science
1