Library of Congress Call Number
H - Social Science
272
P - Language and Literature
180
J - Political Science
67
F - General American History
53
E - United States History
49
D - World History
44
L - Education
17
B - Philosophy, Psychology, Religion
8
G - Geography, Anthropology, Recreation
6
K - Law
4
N - Fine Arts
2
R - Medicine
2
T - Technology
2
Z - Library Science
2
A - General Works
1
C - Historical Sciences
1
U - Military Science
1