Classification
P - Language and Literature
796
D - World History
31
F - General American History
14
A - General Works
12
H - Social Science
11
E - United States History
5
T - Technology
5
U - Military Science
4
C - Historical Sciences
3
J - Political Science
3
Q - Science
3
M - Music
2
N - Fine Arts
2
Z - Library Science
2
B - Philosophy, Psychology, Religion
1
K - Law
1