Klassifikationsnummer
H - Social Science
74,382
D - World History
63,033
P - Language and Literature
26,310
K - Law
22,642
B - Philosophy, Psychology, Religion
21,386
J - Political Science
16,876
Q - Science
14,698
N - Fine Arts
12,308
G - Geography, Anthropology, Recreation
10,561
L - Education
9,976
T - Technology
9,727
F - General American History
8,071
R - Medicine
7,023
S - Agriculture
6,414
Z - Library Science
5,194
M - Music
4,699
C - Historical Sciences
4,384
E - United States History
3,559
U - Military Science
2,617
A - General Works
2,603
V - Naval Science
333