Classification
D - World History
405
H - Social Science
98
P - Language and Literature
35
Z - Library Science
30
M - Music
20
T - Technology
20
F - General American History
16
B - Philosophy, Psychology, Religion
15
G - Geography, Anthropology, Recreation
15
Q - Science
15
A - General Works
14
L - Education
14
S - Agriculture
11
N - Fine Arts
9
U - Military Science
9
K - Law
8
J - Political Science
6
R - Medicine
3
C - Historical Sciences
1
E - United States History
1