CLASSIFICATION
T - Technology
483
Q - Science
147
H - Social Science
131
L - Education
28
K - Law
17
Z - Library Science
7
M - Music
5
R - Medicine
4
J - Political Science
3
C - Historical Sciences
2
A - General Works
1
B - Philosophy, Psychology, Religion
1
D - World History
1
F - General American History
1
G - Geography, Anthropology, Recreation
1
P - Language and Literature
1
U - Military Science
1