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A System of Sheaves, and Cogs, Connected by Fiber Ropes

A System of Sheaves, and Cogs, Connected by Fiber Ropes

This system of sheaves and cogs are part of the water brake. The water brake was used to control the descent velocity of rail cars moving down the slope. Engine House No. 6 is listed on the National Register of Historic Places, as part of the Allegheny Portage Railroad National Historic Site.
Galleries: Allegheny Portage Railroad, Machinery
Keywords: allegheny portage railroad, cogs, engine, engine house, gallitzin, pennsylvania, sheaves, steam-powered engine, water brake
Photo Location: Allegheny Portage Railroad National Historic Site, Pennsylvania
Photographer: Dr. Roy Winkelman
Date of Photo: 11/25/2011
Device Make: Canon
Device Model: Canon EOS 5D Mark II
Original Dimensions: 5235×3135
Picture Orientation: Landscape
GPS Coordinates: 40°27'22.18"N 78°33'01.88"W
Picture Number: 15806