Шифр
H - Social Science
8,968
K - Law
4,401
D - World History
3,351
J - Political Science
3,336
L - Education
2,946
T - Technology
2,324
P - Language and Literature
1,591
R - Medicine
1,546
C - Historical Sciences
1,538
Z - Library Science
1,283
S - Agriculture
1,273
U - Military Science
1,235
E - United States History
1,130
Q - Science
1,101
G - Geography, Anthropology, Recreation
869
B - Philosophy, Psychology, Religion
767
F - General American History
745
N - Fine Arts
721
A - General Works
378
M - Music
365
V - Naval Science
216