Classification
M - Music
2,014
H - Social Science
297
S - Agriculture
114
Z - Library Science
93
F - General American History
80
D - World History
35
J - Political Science
15
P - Language and Literature
9
K - Law
5
L - Education
4
Q - Science
2
T - Technology
2
A - General Works
1
B - Philosophy, Psychology, Religion
1
G - Geography, Anthropology, Recreation
1
U - Military Science
1