Classification
H - Social Science
153
M - Music
51
Q - Science
23
S - Agriculture
19
D - World History
15
L - Education
14
J - Political Science
11
N - Fine Arts
11
P - Language and Literature
9
Z - Library Science
9
T - Technology
8
A - General Works
7
K - Law
6
R - Medicine
5
C - Historical Sciences
4
G - Geography, Anthropology, Recreation
4
B - Philosophy, Psychology, Religion
3
F - General American History
3
E - United States History
2
U - Military Science
2