CLASSIFICATION
H - Social Science
116
D - World History
11
J - Political Science
6
L - Education
4
Q - Science
3
K - Law
2
R - Medicine
2
S - Agriculture
2
T - Technology
2
B - Philosophy, Psychology, Religion
1
G - Geography, Anthropology, Recreation
1
P - Language and Literature
1
U - Military Science
1
Z - Library Science
1