CLASSIFICATION
Q - Science
3,031
T - Technology
816
G - Geography, Anthropology, Recreation
589
H - Social Science
218
L - Education
70
S - Agriculture
38
Z - Library Science
34
D - World History
11
K - Law
11
P - Language and Literature
9
R - Medicine
7
A - General Works
6
C - Historical Sciences
4
U - Military Science
3
E - United States History
2
B - Philosophy, Psychology, Religion
1
F - General American History
1
J - Political Science
1
V - Naval Science
1