U.S.A. Triple Expansions     Holly, Buffalo Water Works, Buffalo NY Holly, Buffalo Water Works, 30 MGPD Holly, Buffalo Water Works, Buffalo NY Holly, Buffalo Water Works, Buffalo NY Holly, 25 MGPD, Columbus Water Works, Columbus, OH Holly Mfg. Triple Expansion, 1916, Cleveland Water Works, 2 MGPD Twelve Holly vertical triple expansion engines at Lardner's Point, Philadelphia, Pennsylvania Bethlehem Steel,Triple Expansion, High Duty Pumping Engine, Erie Water Works, Erie, PA Worthington, Buffalo Water Works, 20 MGPD Allis Engine, Boston Water Works, Chestnut Hill, MA Leavitt-Reidler Engine, Boston Water Works, Chestnut Hill, MA Worthington-Snow Engine, Boston Water Works, Chestnut Hill, MA Allis Chalmers Triple Expansion, Louisville Water Co. Pumping Station, the "Quiet Giant" Allis Chalmers, Louisville Water Co Pumps and force chambers Eccentric shaft and bearings Crosshead and flyball governor Dual poppet valves, Allis Chalmers Triple Expansion, Louisville Water Co Gauging Sight feed drip oilers Richardson Automatic Sight Feed Oil Pump, Model M, 10 Feeds, The Richardson Phenix Co. Milwaukee Richardson Automatic Sight Feed Oil Pump, Model M, 4 Feeds, The Richardson Phenix Co. Milwaukee Allis Chalmers awaiting restoration at the New Jersey Transportation Heritage Center in Phillipsburg, PA Allis-Chalmers, four cylinder triple expansion, Kansas City Water Works, 1911 1918, Allis-Chalmers, 25 MGPD, Triple Expansion, Cleveland Water Works, Lagging removed Kirtland Pumping Station, Cleveland, OH Garrett Morgan Water Treatment Plant, Cleveland, OH, 1916 Allis Chalmers, Detroit Water Works, Detroit, MI Allis Chalmers, Detroit Water Works, Detroit, MI BEFORE, 1913 Allis Chalmers, Garden State Water Co. NJ Pumping Station AFTER, 1913 Allis Chalmers, Garden State Water Co. NJ Pumping Station Before, Hackensack Water Works No. 7 Allis Chalmers Pumping Engine After, Hackensack Water Works No. 7 Allis Chalmers Pumping Engine by Chip Renner Shreveport Louisiana, Water Works Museum 1905, Tod Engines, Youngstown, OH, Vertical Triple Expansion Pump under construction 1905, Tod Engines, Vertical Triple Expansion Pump, 12 MGPD, Elgin Ave Pumping Station, Canton, OH 1907, William Tod Co. Triple Expansion, 20 MGPD, Kansas City Water Works Monarch Corliss, tandem compound, 1911, by H. N. Strait Mfg. Co. Kansas City Water Works Snow cross compound, 1911, Kansas City Water Works

USA manufactures for triple expansion steam engines include:

E. P. Allis Co. Milwaukee, WI

Bethlehem Steel, Bethlehem, PA

Holly Manufacturing, Lockport, NY

Leavitt-Reidler, designed by engineer Erasmus Darwin Leavitt, Jr. (1836-1916) of Cambridge, Massachusetts, built by N. F. Palmer Jr. & Co. and the Quintard Iron Works, New York, NY

R. D. Wood & Co. Philadelphia, PA; designed by John H. Lewis, built by Camden Iron Works, Camden, New Jersey

Reynolds-Corliss Triple Expansion Pumping Engine built by E. P. Allis & Co, Milwaukee, WI

Tod Engines, William Tod Co., Youngstown, OH

Worthington Vertical and Horizontal Triple Expansion Engines, designed and built by Henry R. Worthington,  Buffalo, New York