Classification
H - Social Science
341
M - Music
118
C - Historical Sciences
98
S - Agriculture
83
L - Education
81
P - Language and Literature
70
F - General American History
59
R - Medicine
41
B - Philosophy, Psychology, Religion
40
D - World History
39
E - United States History
38
Q - Science
31
A - General Works
19
J - Political Science
12
Z - Library Science
12
G - Geography, Anthropology, Recreation
7
N - Fine Arts
4
T - Technology
1