Шифр
E - United States History
2,591
D - World History
1,258
P - Language and Literature
1,240
H - Social Science
1,200
K - Law
610
J - Political Science
442
L - Education
425
N - Fine Arts
182
B - Philosophy, Psychology, Religion
179
Q - Science
147
U - Military Science
129
Z - Library Science
115
G - Geography, Anthropology, Recreation
103
C - Historical Sciences
97
M - Music
84
T - Technology
81
A - General Works
79
R - Medicine
62
S - Agriculture
58
F - General American History
24
V - Naval Science
14