Klassifikationsnummer
P - Language and Literature
16,900
N - Fine Arts
8,612
D - World History
8,236
H - Social Science
2,926
M - Music
2,798
E - United States History
2,744
B - Philosophy, Psychology, Religion
2,341
F - General American History
2,163
J - Political Science
1,020
T - Technology
944
G - Geography, Anthropology, Recreation
618
C - Historical Sciences
576
K - Law
314
R - Medicine
300
Z - Library Science
283
L - Education
272
Q - Science
231
U - Military Science
140
A - General Works
123
S - Agriculture
87
V - Naval Science
32