Classification
M - Music
118
D - World History
54
H - Social Science
42
S - Agriculture
36
E - United States History
35
Q - Science
34
B - Philosophy, Psychology, Religion
24
F - General American History
24
K - Law
20
T - Technology
20
R - Medicine
16
J - Political Science
13
C - Historical Sciences
12
Z - Library Science
9
G - Geography, Anthropology, Recreation
5
P - Language and Literature
5
L - Education
4
U - Military Science
1
V - Naval Science
1