Classification
F - General American History
55
H - Social Science
38
M - Music
38
Z - Library Science
35
K - Law
22
L - Education
16
J - Political Science
12
A - General Works
10
P - Language and Literature
9
T - Technology
9
E - United States History
8
C - Historical Sciences
6
N - Fine Arts
3
Q - Science
3
R - Medicine
3
S - Agriculture
3
U - Military Science
3
B - Philosophy, Psychology, Religion
2
G - Geography, Anthropology, Recreation
1