CLASSIFICATION
H - Social Science
135
C - Historical Sciences
15
A - General Works
14
T - Technology
10
G - Geography, Anthropology, Recreation
5
F - General American History
4
D - World History
3
L - Education
3
B - Philosophy, Psychology, Religion
2
J - Political Science
2
M - Music
2
P - Language and Literature
2
S - Agriculture
2
E - United States History
1
R - Medicine
1
V - Naval Science
1