Classification
M - Music
54
D - World History
49
F - General American History
33
K - Law
27
Q - Science
24
H - Social Science
21
J - Political Science
20
E - United States History
16
A - General Works
7
P - Language and Literature
7
Z - Library Science
7
T - Technology
6
G - Geography, Anthropology, Recreation
4
B - Philosophy, Psychology, Religion
3
N - Fine Arts
2
S - Agriculture
2
C - Historical Sciences
1
L - Education
1
R - Medicine
1
U - Military Science
1
V - Naval Science
1