Classification
R - Medicine
2,282
B - Philosophy, Psychology, Religion
1,286
D - World History
1,053
A - General Works
605
Q - Science
511
H - Social Science
195
T - Technology
151
C - Historical Sciences
85
P - Language and Literature
54
G - Geography, Anthropology, Recreation
52
S - Agriculture
49
E - United States History
48
M - Music
46
F - General American History
38
Z - Library Science
23
J - Political Science
17
N - Fine Arts
12
L - Education
10
U - Military Science
2
K - Law
1
V - Naval Science
1