Klassifikationsnummer
P - Language and Literature
989
H - Social Science
959
S - Agriculture
858
T - Technology
620
B - Philosophy, Psychology, Religion
608
F - General American History
498
J - Political Science
387
K - Law
370
R - Medicine
261
Q - Science
208
L - Education
202
G - Geography, Anthropology, Recreation
169
N - Fine Arts
106
C - Historical Sciences
75
D - World History
54
M - Music
52
E - United States History
25
A - General Works
17
Z - Library Science
15
U - Military Science
6
V - Naval Science
5