Classification
T - Technology
19
M - Music
18
P - Language and Literature
16
C - Historical Sciences
11
K - Law
10
Q - Science
10
H - Social Science
9
S - Agriculture
9
F - General American History
7
D - World History
5
G - Geography, Anthropology, Recreation
3
B - Philosophy, Psychology, Religion
2
J - Political Science
2
E - United States History
1
L - Education
1
N - Fine Arts
1
Z - Library Science
1