Classification
P - Language and Literature
43
N - Fine Arts
26
F - General American History
25
B - Philosophy, Psychology, Religion
23
D - World History
19
A - General Works
10
H - Social Science
10
G - Geography, Anthropology, Recreation
8
E - United States History
7
J - Political Science
4
M - Music
4
Q - Science
3
S - Agriculture
3
Z - Library Science
2
C - Historical Sciences
1
R - Medicine
1