Classification
D - World History
168
M - Music
148
B - Philosophy, Psychology, Religion
86
P - Language and Literature
35
A - General Works
15
H - Social Science
9
F - General American History
8
E - United States History
5
Z - Library Science
5
J - Political Science
4
C - Historical Sciences
3
L - Education
3
N - Fine Arts
3
S - Agriculture
3
G - Geography, Anthropology, Recreation
2
K - Law
2
R - Medicine
2