Classification
H - Social Science
27
G - Geography, Anthropology, Recreation
14
P - Language and Literature
13
J - Political Science
12
L - Education
12
D - World History
11
E - United States History
5
T - Technology
5
C - Historical Sciences
4
A - General Works
2
F - General American History
2
Z - Library Science
2
K - Law
1
M - Music
1
N - Fine Arts
1