Classification
P - Language and Literature
1,809
K - Law
780
F - General American History
46
J - Political Science
43
H - Social Science
42
B - Philosophy, Psychology, Religion
38
C - Historical Sciences
13
M - Music
13
L - Education
12
A - General Works
10
D - World History
8
S - Agriculture
7
R - Medicine
3
U - Military Science
3
G - Geography, Anthropology, Recreation
2
T - Technology
2
E - United States History
1