Classification
P - Language and Literature
153
B - Philosophy, Psychology, Religion
151
H - Social Science
24
L - Education
13
R - Medicine
10
D - World History
4
N - Fine Arts
4
T - Technology
4
F - General American History
3
G - Geography, Anthropology, Recreation
3
A - General Works
2
Q - Science
2
S - Agriculture
2
Z - Library Science
2
K - Law
1