Classification
H - Social Science
207
D - World History
115
K - Law
66
E - United States History
57
J - Political Science
38
B - Philosophy, Psychology, Religion
22
F - General American History
20
G - Geography, Anthropology, Recreation
19
N - Fine Arts
18
R - Medicine
18
L - Education
17
T - Technology
17
S - Agriculture
14
C - Historical Sciences
11
M - Music
10
P - Language and Literature
9
Q - Science
6
Z - Library Science
6
A - General Works
4
U - Military Science
4