Classification
H - Social Science
475
M - Music
212
S - Agriculture
44
N - Fine Arts
40
L - Education
19
J - Political Science
18
R - Medicine
13
K - Law
5
D - World History
4
T - Technology
4
U - Military Science
4
E - United States History
3
G - Geography, Anthropology, Recreation
2
Q - Science
2
A - General Works
1
F - General American History
1