Classification
M - Music
609
P - Language and Literature
511
R - Medicine
417
D - World History
298
H - Social Science
243
C - Historical Sciences
238
B - Philosophy, Psychology, Religion
167
Q - Science
167
A - General Works
155
F - General American History
123
E - United States History
100
S - Agriculture
96
T - Technology
62
J - Political Science
53
K - Law
47
G - Geography, Anthropology, Recreation
23
Z - Library Science
20
L - Education
14
N - Fine Arts
13
U - Military Science
4
V - Naval Science
2