Classification
E - United States History
1,364
J - Political Science
560
H - Social Science
374
T - Technology
296
P - Language and Literature
84
K - Law
79
F - General American History
48
D - World History
38
S - Agriculture
32
Q - Science
23
L - Education
21
C - Historical Sciences
14
G - Geography, Anthropology, Recreation
6
B - Philosophy, Psychology, Religion
4
A - General Works
3
U - Military Science
3
M - Music
2
N - Fine Arts
1
R - Medicine
1