Classification
M - Music
268
E - United States History
211
P - Language and Literature
150
D - World History
138
T - Technology
90
Q - Science
69
B - Philosophy, Psychology, Religion
49
A - General Works
48
F - General American History
40
R - Medicine
38
G - Geography, Anthropology, Recreation
34
H - Social Science
31
C - Historical Sciences
29
L - Education
22
J - Political Science
16
S - Agriculture
9
K - Law
4
Z - Library Science
3
N - Fine Arts
1
U - Military Science
1