Blackstone River Valley. Pothole worn through ledge below dam at Blackstone. Worcester County, Massachusetts. 1906.
Summary
Album caption: Pothole worn through ledge below dam at Blackstone. Blackstone quadrangle. Massachusetts. 1906. Handwritten note on album caption: Worcester Co.
Summary
Album caption: Pothole worn through ledge below dam at Blackstone. Blackstone quadrangle. Massachusetts. 1906.
Handwritten note on album caption: Worcester Co.
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