Número de Clasificación
P - Language and Literature
99
F - General American History
85
D - World History
40
H - Social Science
32
J - Political Science
18
B - Philosophy, Psychology, Religion
15
L - Education
10
K - Law
6
G - Geography, Anthropology, Recreation
5
N - Fine Arts
5
R - Medicine
5
M - Music
4
Q - Science
4
C - Historical Sciences
3
T - Technology
3
V - Naval Science
1
Z - Library Science
1