CLASSIFICATION
H - Social Science
90
P - Language and Literature
31
D - World History
28
L - Education
21
K - Law
14
T - Technology
12
S - Agriculture
11
M - Music
10
N - Fine Arts
10
A - General Works
9
Q - Science
9
B - Philosophy, Psychology, Religion
8
J - Political Science
7
R - Medicine
6
G - Geography, Anthropology, Recreation
5
E - United States History
3
Z - Library Science
3
F - General American History
2
U - Military Science
2