CLASSIFICATION
D - World History
57
E - United States History
44
C - Historical Sciences
19
F - General American History
18
H - Social Science
14
L - Education
13
G - Geography, Anthropology, Recreation
9
P - Language and Literature
5
J - Political Science
3
M - Music
3
T - Technology
3
A - General Works
2
B - Philosophy, Psychology, Religion
1
N - Fine Arts
1