File:Grand Portage Contour Map.JPG
GRAND PORTAGE: A History of The Sites, People, and Fur Trade;
U.S. Department of the Interior; National Park Service; Washington, D.C.
Author
Erwin N. Thompson
Permission
(Reusing this file)
Public Domain, U.S. Government Document
(Reusing this file)
Licensing
This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information. |