Klassifikationsnummer
H - Social Science
3,584
K - Law
257
F - General American History
248
J - Political Science
247
S - Agriculture
96
L - Education
67
G - Geography, Anthropology, Recreation
65
T - Technology
52
C - Historical Sciences
37
R - Medicine
26
D - World History
25
Q - Science
20
B - Philosophy, Psychology, Religion
18
E - United States History
17
P - Language and Literature
16
N - Fine Arts
11
Z - Library Science
4
A - General Works
3
U - Military Science
2
V - Naval Science
2
M - Music
1