Ralston Thresher
Inscription
Nearby was the site of the Robert McClure factory of pre-Civil War days. It pioneered in making Andrew Ralston's machine cleaning and threshing grain in a single operation, patented in 1842.
Location
AddressW Main St. (PA 844)
CityWest Middletown
CountyWashington
StatePennsylvania
Coordinates40.242820, -80.429640
Sources
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