Classification
H - Social Science
494
M - Music
228
S - Agriculture
45
N - Fine Arts
42
J - Political Science
19
L - Education
19
R - Medicine
13
D - World History
5
K - Law
5
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