Classification
R - Medicine
6,505
B - Philosophy, Psychology, Religion
3,152
D - World History
972
A - General Works
732
Q - Science
321
C - Historical Sciences
125
P - Language and Literature
117
H - Social Science
103
T - Technology
92
G - Geography, Anthropology, Recreation
56
E - United States History
55
F - General American History
43
S - Agriculture
34
M - Music
20
J - Political Science
13
Z - Library Science
9
N - Fine Arts
6
L - Education
3
U - Military Science
3
K - Law
1
V - Naval Science
1