Classification
P - Language and Literature
124
Q - Science
34
H - Social Science
31
A - General Works
25
T - Technology
20
D - World History
19
B - Philosophy, Psychology, Religion
16
E - United States History
13
L - Education
9
J - Political Science
6
R - Medicine
6
M - Music
5
S - Agriculture
5
Z - Library Science
3
C - Historical Sciences
2
F - General American History
2
K - Law
2
G - Geography, Anthropology, Recreation
1
N - Fine Arts
1