Classification
P - Language and Literature
240
R - Medicine
236
M - Music
137
H - Social Science
119
F - General American History
91
B - Philosophy, Psychology, Religion
85
C - Historical Sciences
82
A - General Works
63
L - Education
31
K - Law
27
D - World History
12
Z - Library Science
12
T - Technology
10
S - Agriculture
9
G - Geography, Anthropology, Recreation
5
Q - Science
4
E - United States History
3
J - Political Science
1