Signatura
H - Social Science
77
R - Medicine
34
T - Technology
33
Q - Science
28
L - Education
12
K - Law
8
P - Language and Literature
7
G - Geography, Anthropology, Recreation
6
Z - Library Science
6
S - Agriculture
5
A - General Works
3
J - Political Science
3
B - Philosophy, Psychology, Religion
2
D - World History
2
E - United States History
2
F - General American History
2
N - Fine Arts
2
M - Music
1