Classification
K - Law
91
D - World History
77
H - Social Science
42
B - Philosophy, Psychology, Religion
20
J - Political Science
18
E - United States History
16
P - Language and Literature
15
Z - Library Science
10
N - Fine Arts
9
A - General Works
8
F - General American History
6
Q - Science
6
S - Agriculture
6
G - Geography, Anthropology, Recreation
4
T - Technology
2
C - Historical Sciences
1
L - Education
1
M - Music
1
R - Medicine
1
U - Military Science
1