Petroglyphs etched into rock southeast of Minneapolis. Photo taken in November 1956.
1.5"x1.5" colorzied glass slide
Digitized by Forsyth Digital Collections
This material is in the public domain.
Wooster, Lyman Dwight, "Petroglyphs- Southeast of Minneapolis" (1956). Lyman Dwight Wooster Photograph Collection. 851.