Classification
R - Medicine
267
F - General American History
157
B - Philosophy, Psychology, Religion
38
Q - Science
38
S - Agriculture
38
A - General Works
29
D - World History
28
H - Social Science
28
T - Technology
27
M - Music
24
C - Historical Sciences
11
E - United States History
7
L - Education
5
J - Political Science
3
K - Law
2
P - Language and Literature
2
G - Geography, Anthropology, Recreation
1