Classification
H - Social Science
26
M - Music
16
C - Historical Sciences
7
D - World History
6
J - Political Science
5
Q - Science
5
E - United States History
4
K - Law
4
S - Agriculture
4
A - General Works
3
T - Technology
3
F - General American History
2
G - Geography, Anthropology, Recreation
2
L - Education
2
B - Philosophy, Psychology, Religion
1
Z - Library Science
1