Library of Congress Call Number
H - Social Science
603
T - Technology
14
Z - Library Science
12
J - Political Science
8
R - Medicine
8
U - Military Science
6
L - Education
5
A - General Works
2
G - Geography, Anthropology, Recreation
2
B - Philosophy, Psychology, Religion
1
E - United States History
1
N - Fine Arts
1
Q - Science
1