Classification
M - Music
313
C - Historical Sciences
210
D - World History
119
B - Philosophy, Psychology, Religion
99
F - General American History
99
E - United States History
87
H - Social Science
61
R - Medicine
31
A - General Works
26
T - Technology
25
J - Political Science
21
P - Language and Literature
17
G - Geography, Anthropology, Recreation
12
Q - Science
11
N - Fine Arts
9
S - Agriculture
9
K - Law
7
L - Education
4
Z - Library Science
3
U - Military Science
2
V - Naval Science
1