Classification
K - Law
64
H - Social Science
52
P - Language and Literature
48
R - Medicine
23
A - General Works
14
B - Philosophy, Psychology, Religion
7
J - Political Science
4
C - Historical Sciences
3
F - General American History
3
E - United States History
2
D - World History
1
L - Education
1
M - Music
1
T - Technology
1