Classification
P - Language and Literature
173
E - United States History
73
Q - Science
53
D - World History
52
T - Technology
48
H - Social Science
40
J - Political Science
30
A - General Works
21
F - General American History
17
L - Education
15
B - Philosophy, Psychology, Religion
10
Z - Library Science
10
S - Agriculture
7
G - Geography, Anthropology, Recreation
4
K - Law
4
M - Music
2
R - Medicine
2
C - Historical Sciences
1