Classification
P - Language and Literature
201
B - Philosophy, Psychology, Religion
98
M - Music
86
Q - Science
85
D - World History
60
F - General American History
29
G - Geography, Anthropology, Recreation
20
C - Historical Sciences
15
H - Social Science
12
N - Fine Arts
12
Z - Library Science
12
A - General Works
10
J - Political Science
8
K - Law
7
T - Technology
5
E - United States History
4
R - Medicine
3
U - Military Science
2
L - Education
1