Signatura
N - Fine Arts
11,061
M - Music
3,532
T - Technology
331
P - Language and Literature
182
D - World History
60
G - Geography, Anthropology, Recreation
56
E - United States History
54
F - General American History
47
A - General Works
38
C - Historical Sciences
34
B - Philosophy, Psychology, Religion
27
S - Agriculture
23
R - Medicine
22
Z - Library Science
19
L - Education
12
H - Social Science
11
J - Political Science
6
U - Military Science
6
K - Law
3
V - Naval Science
3
Q - Science
2