Classification
M - Music
124
P - Language and Literature
105
D - World History
68
B - Philosophy, Psychology, Religion
58
F - General American History
47
R - Medicine
29
E - United States History
21
A - General Works
16
H - Social Science
8
Q - Science
8
C - Historical Sciences
7
N - Fine Arts
5
K - Law
4
Z - Library Science
3
L - Education
2
S - Agriculture
2
G - Geography, Anthropology, Recreation
1
U - Military Science
1
V - Naval Science
1