索引號
D - World History
626
H - Social Science
96
P - Language and Literature
92
J - Political Science
71
B - Philosophy, Psychology, Religion
22
E - United States History
11
K - Law
9
U - Military Science
9
A - General Works
7
F - General American History
6
R - Medicine
6
N - Fine Arts
4
V - Naval Science
3
Z - Library Science
3
C - Historical Sciences
2
Q - Science
1
T - Technology
1