CLASSIFICATION
R - Medicine
166
L - Education
45
D - World History
17
C - Historical Sciences
11
E - United States History
6
H - Social Science
6
A - General Works
3
F - General American History
3
K - Law
3
P - Language and Literature
2
B - Philosophy, Psychology, Religion
1
J - Political Science
1
N - Fine Arts
1
Q - Science
1
T - Technology
1