Classification
P - Language and Literature
83
F - General American History
48
Q - Science
27
H - Social Science
23
N - Fine Arts
21
A - General Works
13
M - Music
9
R - Medicine
7
D - World History
5
T - Technology
3
K - Law
2
L - Education
2
Z - Library Science
2
B - Philosophy, Psychology, Religion
1
C - Historical Sciences
1
E - United States History
1
J - Political Science
1
S - Agriculture
1