CLASSIFICATION
L - Education
77
T - Technology
59
H - Social Science
41
G - Geography, Anthropology, Recreation
32
K - Law
12
A - General Works
6
V - Naval Science
5
Q - Science
4
C - Historical Sciences
3
J - Political Science
3
N - Fine Arts
2
B - Philosophy, Psychology, Religion
1
D - World History
1
F - General American History
1
M - Music
1
P - Language and Literature
1