CLASSIFICATION
D - World History
109
Q - Science
57
N - Fine Arts
49
S - Agriculture
36
G - Geography, Anthropology, Recreation
29
T - Technology
23
H - Social Science
17
P - Language and Literature
15
C - Historical Sciences
12
F - General American History
12
R - Medicine
10
B - Philosophy, Psychology, Religion
9
M - Music
9
E - United States History
7
L - Education
5
J - Political Science
2
U - Military Science
2
V - Naval Science
2
Z - Library Science
1