Classification
K - Law
486
E - United States History
360
M - Music
285
Z - Library Science
211
H - Social Science
204
C - Historical Sciences
86
D - World History
60
J - Political Science
58
U - Military Science
41
F - General American History
38
T - Technology
31
A - General Works
24
B - Philosophy, Psychology, Religion
17
R - Medicine
13
V - Naval Science
9
S - Agriculture
5
G - Geography, Anthropology, Recreation
4
Q - Science
4
L - Education
3
N - Fine Arts
2
P - Language and Literature
2