CLASSIFICATION
G - Geography, Anthropology, Recreation
610
H - Social Science
281
Q - Science
91
T - Technology
35
B - Philosophy, Psychology, Religion
29
S - Agriculture
25
D - World History
22
L - Education
16
P - Language and Literature
15
R - Medicine
15
C - Historical Sciences
13
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