Número de Clasificación
H - Social Science
16
P - Language and Literature
12
R - Medicine
10
B - Philosophy, Psychology, Religion
8
K - Law
6
Q - Science
6
T - Technology
5
G - Geography, Anthropology, Recreation
3
A - General Works
2
J - Political Science
2
N - Fine Arts
2
F - General American History
1
L - Education
1
Z - Library Science
1