Número de Clasificación
H - Social Science
210
A - General Works
23
B - Philosophy, Psychology, Religion
12
L - Education
11
D - World History
10
Q - Science
7
K - Law
5
G - Geography, Anthropology, Recreation
4
F - General American History
3
J - Political Science
3
N - Fine Arts
2
R - Medicine
2
C - Historical Sciences
1
Z - Library Science
1