Classification
H - Social Science
34
P - Language and Literature
27
R - Medicine
26
D - World History
24
M - Music
19
B - Philosophy, Psychology, Religion
12
A - General Works
6
F - General American History
6
L - Education
4
G - Geography, Anthropology, Recreation
2
J - Political Science
2
E - United States History
1
Q - Science
1
S - Agriculture
1