Library of Congress Call Number
D - World History
99
E - United States History
35
F - General American History
28
H - Social Science
16
Z - Library Science
6
R - Medicine
5
G - Geography, Anthropology, Recreation
4
K - Law
3
P - Language and Literature
3
U - Military Science
3
C - Historical Sciences
2
J - Political Science
2
B - Philosophy, Psychology, Religion
1
M - Music
1
Q - Science
1
S - Agriculture
1