Signum
H - Social Science
1 181
K - Law
48
J - Political Science
31
L - Education
14
B - Philosophy, Psychology, Religion
12
Q - Science
8
P - Language and Literature
6
F - General American History
4
T - Technology
4
R - Medicine
3
A - General Works
2
C - Historical Sciences
2
M - Music
2
N - Fine Arts
2
E - United States History
1
G - Geography, Anthropology, Recreation
1
U - Military Science
1
Z - Library Science
1