CLASSIFICATION
C - Historical Sciences
64
L - Education
60
M - Music
35
S - Agriculture
21
T - Technology
15
A - General Works
6
B - Philosophy, Psychology, Religion
3
P - Language and Literature
3
U - Military Science
2
E - United States History
1
G - Geography, Anthropology, Recreation
1
H - Social Science
1
K - Law
1
N - Fine Arts
1