Classification
M - Music
14
R - Medicine
7
C - Historical Sciences
5
F - General American History
4
S - Agriculture
4
B - Philosophy, Psychology, Religion
3
T - Technology
3
L - Education
2
N - Fine Arts
2
Q - Science
2
D - World History
1
E - United States History
1
P - Language and Literature
1
Z - Library Science
1