Classification
P - Language and Literature
812
B - Philosophy, Psychology, Religion
59
D - World History
17
H - Social Science
8
Q - Science
5
G - Geography, Anthropology, Recreation
2
K - Law
2
N - Fine Arts
2
A - General Works
1
J - Political Science
1
L - Education
1
M - Music
1
S - Agriculture
1
U - Military Science
1