Signum
B - Philosophy, Psychology, Religion
1 753
P - Language and Literature
153
D - World History
121
L - Education
82
Q - Science
79
F - General American History
45
K - Law
29
Z - Library Science
29
N - Fine Arts
14
H - Social Science
12
E - United States History
9
U - Military Science
9
C - Historical Sciences
8
A - General Works
4
G - Geography, Anthropology, Recreation
4
J - Political Science
4
M - Music
4
T - Technology
4
R - Medicine
2
S - Agriculture
1