Classification
M - Music
7
B - Philosophy, Psychology, Religion
3
G - Geography, Anthropology, Recreation
3
J - Political Science
3
N - Fine Arts
2
T - Technology
2
A - General Works
1
C - Historical Sciences
1
D - World History
1
H - Social Science
1
P - Language and Literature
1
Q - Science
1
S - Agriculture
1
Z - Library Science
1