Klassifikationsnummer
H - Social Science
2,236
P - Language and Literature
1,246
L - Education
1,126
Q - Science
1,062
B - Philosophy, Psychology, Religion
1,017
T - Technology
799
R - Medicine
730
K - Law
720
S - Agriculture
677
J - Political Science
539
G - Geography, Anthropology, Recreation
320
F - General American History
286
N - Fine Arts
241
D - World History
227
A - General Works
129
Z - Library Science
103
C - Historical Sciences
71
M - Music
53
U - Military Science
35
E - United States History
31
V - Naval Science
4