Klassifikationsnummer
P - Language and Literature
4,280
D - World History
3,782
N - Fine Arts
3,506
B - Philosophy, Psychology, Religion
2,214
H - Social Science
1,988
M - Music
1,328
L - Education
496
J - Political Science
424
R - Medicine
349
Z - Library Science
347
K - Law
338
Q - Science
291
G - Geography, Anthropology, Recreation
269
T - Technology
242
U - Military Science
213
F - General American History
190
C - Historical Sciences
172
A - General Works
136
S - Agriculture
116
E - United States History
109
V - Naval Science
79