Número de Clasificación
H - Social Science
41
F - General American History
35
P - Language and Literature
19
N - Fine Arts
17
J - Political Science
7
M - Music
7
L - Education
5
G - Geography, Anthropology, Recreation
3
K - Law
3
B - Philosophy, Psychology, Religion
2
Z - Library Science
2
R - Medicine
1
T - Technology
1
U - Military Science
1