Portland Public Library
7
Type
http://bibfra.me/vocab/lite/Concept
Label
7
Name
7
Source
gtt
Focus
7
Actions
Share resources
Incoming Resources
Subject of
3
Américas
Native American mathematics, edited by Michael P. Closs
1491, new revelations of the Americas before Columbus, Charles C. Mann
Outgoing Resources
Focus
1
7
Link Analysis