Klassifikationsnummer
B - Philosophy, Psychology, Religion
8,416
D - World History
622
L - Education
287
F - General American History
234
M - Music
153
P - Language and Literature
146
N - Fine Arts
107
E - United States History
78
K - Law
59
H - Social Science
56
Z - Library Science
43
C - Historical Sciences
33
G - Geography, Anthropology, Recreation
30
A - General Works
24
Q - Science
16
J - Political Science
15
R - Medicine
10
U - Military Science
10
T - Technology
9