Library of Congress Call Number
H - Social Science
139
P - Language and Literature
35
E - United States History
33
J - Political Science
24
R - Medicine
6
K - Law
5
D - World History
4
B - Philosophy, Psychology, Religion
3
T - Technology
3
F - General American History
2
U - Military Science
2
A - General Works
1
C - Historical Sciences
1
G - Geography, Anthropology, Recreation
1
N - Fine Arts
1
Q - Science
1