CLASSIFICATION
G - Geography, Anthropology, Recreation
603
H - Social Science
279
Q - Science
84
T - Technology
33
B - Philosophy, Psychology, Religion
29
S - Agriculture
25
D - World History
21
L - Education
16
R - Medicine
14
C - Historical Sciences
13
P - Language and Literature
9
J - Political Science
6
N - Fine Arts
5
K - Law
4
A - General Works
3
E - United States History
3
F - General American History
3
V - Naval Science
2
M - Music
1