Chapin Mine Steam Pump Engine

The Chapin Mine Steam Pump Engine, also known as The Cornish Pump, is a steam-driven pump located at the corner of Kent Street and Kimberly Avenue in Iron Mountain, Michigan. It is still the largest reciprocating steam-driven engine ever built in the United States. It was listed on the National Register of Historic Places in 1981^[1] and designated a Michigan State Historic Site in 1958.^[2]

• http://en.wikipedia.org/wiki/Chapin Mine Steam Pump Engine