索引號
A - General Works
25
B - Philosophy, Psychology, Religion
17
C - Historical Sciences
8
D - World History
31
F - General American History
11
G - Geography, Anthropology, Recreation
8
H - Social Science
63
J - Political Science
9
K - Law
520
L - Education
3
M - Music
4
N - Fine Arts
20
Q - Science
18
R - Medicine
39
S - Agriculture
2
Z - Library Science
43