Classification
H - Social Science
106
P - Language and Literature
46
B - Philosophy, Psychology, Religion
13
A - General Works
12
C - Historical Sciences
10
F - General American History
6
Z - Library Science
6
D - World History
5
E - United States History
5
K - Law
4
M - Music
3
N - Fine Arts
3
S - Agriculture
3
T - Technology
2
R - Medicine
1