Library of Congress Call Number
P - Language and Literature
139
D - World History
78
F - General American History
39
G - Geography, Anthropology, Recreation
25
E - United States History
23
H - Social Science
15
J - Political Science
15
C - Historical Sciences
5
B - Philosophy, Psychology, Religion
3
L - Education
2
Q - Science
2
R - Medicine
1
S - Agriculture
1
U - Military Science
1
Z - Library Science
1