Classification
F - General American History
449
H - Social Science
237
M - Music
234
B - Philosophy, Psychology, Religion
229
T - Technology
96
A - General Works
64
S - Agriculture
51
L - Education
46
C - Historical Sciences
41
D - World History
39
R - Medicine
34
K - Law
32
P - Language and Literature
32
E - United States History
29
G - Geography, Anthropology, Recreation
25
Q - Science
14
Z - Library Science
14
N - Fine Arts
10
J - Political Science
9
U - Military Science
6