Classification
H - Social Science
75
E - United States History
17
D - World History
14
M - Music
7
B - Philosophy, Psychology, Religion
6
J - Political Science
6
L - Education
6
S - Agriculture
6
C - Historical Sciences
4
K - Law
4
V - Naval Science
2
A - General Works
1
G - Geography, Anthropology, Recreation
1
N - Fine Arts
1
P - Language and Literature
1
T - Technology
1
Z - Library Science
1