Classification
R - Medicine
3,804
B - Philosophy, Psychology, Religion
1,764
D - World History
1,545
A - General Works
865
H - Social Science
709
M - Music
389
F - General American History
329
Q - Science
272
P - Language and Literature
239
C - Historical Sciences
158
S - Agriculture
147
T - Technology
145
L - Education
124
Z - Library Science
98
J - Political Science
78
G - Geography, Anthropology, Recreation
76
E - United States History
59
K - Law
48
U - Military Science
40
N - Fine Arts
33
V - Naval Science
12