Classification
R - Medicine
1,802
B - Philosophy, Psychology, Religion
896
D - World History
473
Q - Science
205
A - General Works
159
T - Technology
68
E - United States History
46
P - Language and Literature
35
H - Social Science
26
G - Geography, Anthropology, Recreation
21
C - Historical Sciences
15
Z - Library Science
12
S - Agriculture
9
F - General American History
7
M - Music
4
N - Fine Arts
1
V - Naval Science
1