CLASSIFICATION
H - Social Science
3,101
L - Education
453
T - Technology
438
Q - Science
424
G - Geography, Anthropology, Recreation
77
B - Philosophy, Psychology, Religion
44
A - General Works
38
J - Political Science
34
R - Medicine
32
S - Agriculture
24
M - Music
8
C - Historical Sciences
4
K - Law
3
F - General American History
2
P - Language and Literature
2
U - Military Science
2
N - Fine Arts
1