Signatura
D - World History
752
P - Language and Literature
128
H - Social Science
87
N - Fine Arts
65
G - Geography, Anthropology, Recreation
60
T - Technology
40
B - Philosophy, Psychology, Religion
13
Q - Science
6
C - Historical Sciences
4
E - United States History
4
R - Medicine
4
A - General Works
3
J - Political Science
2
S - Agriculture
2
F - General American History
1
L - Education
1
M - Music
1