Signatura
D - World History
87
P - Language and Literature
24
N - Fine Arts
19
H - Social Science
17
T - Technology
11
M - Music
9
J - Political Science
8
Z - Library Science
5
L - Education
3
G - Geography, Anthropology, Recreation
2
B - Philosophy, Psychology, Religion
1
C - Historical Sciences
1
K - Law
1
U - Military Science
1