Шифр
H - Social Science
207
G - Geography, Anthropology, Recreation
152
F - General American History
104
B - Philosophy, Psychology, Religion
40
L - Education
12
R - Medicine
6
C - Historical Sciences
5
D - World History
4
T - Technology
4
J - Political Science
3
P - Language and Literature
3
A - General Works
1
M - Music
1
N - Fine Arts
1
Q - Science
1
Z - Library Science
1