Classification
H - Social Science
335
R - Medicine
189
P - Language and Literature
140
M - Music
66
K - Law
64
F - General American History
61
T - Technology
58
A - General Works
44
B - Philosophy, Psychology, Religion
39
S - Agriculture
39
J - Political Science
34
E - United States History
24
C - Historical Sciences
23
D - World History
16
Q - Science
15
L - Education
10
Z - Library Science
8
G - Geography, Anthropology, Recreation
3
N - Fine Arts
2
U - Military Science
1
V - Naval Science
1