Classification
H - Social Science
742
M - Music
222
F - General American History
124
P - Language and Literature
121
R - Medicine
98
D - World History
62
E - United States History
62
B - Philosophy, Psychology, Religion
60
C - Historical Sciences
59
A - General Works
36
S - Agriculture
29
G - Geography, Anthropology, Recreation
21
Z - Library Science
9
J - Political Science
6
T - Technology
4
L - Education
2
Q - Science
1