Número de Clasificación
B - Philosophy, Psychology, Religion
861
E - United States History
265
F - General American History
47
P - Language and Literature
41
L - Education
40
H - Social Science
23
M - Music
12
A - General Works
10
R - Medicine
8
G - Geography, Anthropology, Recreation
6
D - World History
5
J - Political Science
5
Z - Library Science
5
N - Fine Arts
4
K - Law
2
Q - Science
1