Classification
A - General Works
14
B - Philosophy, Psychology, Religion
13
M - Music
9
H - Social Science
7
D - World History
6
J - Political Science
3
P - Language and Literature
3
C - Historical Sciences
2
S - Agriculture
2
T - Technology
2
U - Military Science
2
N - Fine Arts
1
R - Medicine
1
Z - Library Science
1