索引号
H - Social Science
44,085
L - Education
3,610
R - Medicine
2,628
J - Political Science
1,802
S - Agriculture
1,655
Z - Library Science
1,162
C - Historical Sciences
1,158
G - Geography, Anthropology, Recreation
1,084
D - World History
1,029
T - Technology
1,026
Q - Science
751
K - Law
641
M - Music
607
E - United States History
428
P - Language and Literature
417
F - General American History
391
N - Fine Arts
370
A - General Works
345
B - Philosophy, Psychology, Religion
300
U - Military Science
171
V - Naval Science
18