Classification
H - Social Science
90
M - Music
35
S - Agriculture
26
J - Political Science
10
L - Education
8
T - Technology
6
N - Fine Arts
5
Z - Library Science
3
A - General Works
2
C - Historical Sciences
2
K - Law
2
Q - Science
2
R - Medicine
2
E - United States History
1
G - Geography, Anthropology, Recreation
1
P - Language and Literature
1