Classification
P - Language and Literature
864
D - World History
577
J - Political Science
408
H - Social Science
93
B - Philosophy, Psychology, Religion
30
F - General American History
23
K - Law
20
E - United States History
9
Q - Science
6
U - Military Science
6
A - General Works
5
L - Education
3
C - Historical Sciences
2
Z - Library Science
2
G - Geography, Anthropology, Recreation
1