Signum
P - Language and Literature
40
D - World History
31
K - Law
26
H - Social Science
22
N - Fine Arts
13
G - Geography, Anthropology, Recreation
11
L - Education
11
J - Political Science
10
B - Philosophy, Psychology, Religion
9
C - Historical Sciences
5
Q - Science
5
F - General American History
3
R - Medicine
2
T - Technology
2
Z - Library Science
2
S - Agriculture
1