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Excavating machinery -- Patents

Subject Source: Library of Congress Subject Headings

Found in 1 Record:

Transfer of patent from Barna T. Stowell

 Collection — Folder 1
Call Number: RH MS P156

Transfers patent for "excavating and ditching machine" from Barnas T. Stowell, Adams Co., Illinois, to Samuel Mallett & Co. for use in constructing railroads from the Missouri River to the Pacific Ocean.

Dates: August 17, 1863