Classification
P - Language and Literature
180
H - Social Science
43
D - World History
32
Q - Science
19
K - Law
13
L - Education
12
J - Political Science
10
S - Agriculture
5
A - General Works
3
B - Philosophy, Psychology, Religion
3
T - Technology
3
M - Music
2
E - United States History
1
N - Fine Arts
1
U - Military Science
1
Z - Library Science
1