Classification
H - Social Science
712
M - Music
209
F - General American History
121
P - Language and Literature
113
R - Medicine
89
E - United States History
62
D - World History
60
B - Philosophy, Psychology, Religion
53
C - Historical Sciences
50
S - Agriculture
29
A - General Works
26
G - Geography, Anthropology, Recreation
20
Z - Library Science
6
J - Political Science
5
T - Technology
4
L - Education
2