Classification
H - Social Science
14
Q - Science
10
J - Political Science
5
C - Historical Sciences
3
P - Language and Literature
3
T - Technology
3
K - Law
2
R - Medicine
2
B - Philosophy, Psychology, Religion
1
E - United States History
1
F - General American History
1
G - Geography, Anthropology, Recreation
1
N - Fine Arts
1
Z - Library Science
1