Classification
K - Law
46
H - Social Science
34
J - Political Science
25
D - World History
15
R - Medicine
13
E - United States History
10
Q - Science
10
L - Education
7
P - Language and Literature
7
Z - Library Science
7
A - General Works
5
G - Geography, Anthropology, Recreation
4
B - Philosophy, Psychology, Religion
3
T - Technology
3
F - General American History
2
S - Agriculture
2
C - Historical Sciences
1
M - Music
1
N - Fine Arts
1