Número de Clasificación
A - General Works
341
B - Philosophy, Psychology, Religion
182
N - Fine Arts
70
C - Historical Sciences
53
M - Music
49
D - World History
45
S - Agriculture
29
K - Law
28
H - Social Science
10
T - Technology
7
E - United States History
5
U - Military Science
3
P - Language and Literature
2
R - Medicine
2
Z - Library Science
2