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Re: March 1962 study on the Durango-Silverton by the National Park Service

October 19, 2018 03:36PM avatar
I would expect that the 200lbs is the rated working pressure of the boiler, not it's physical weight. That is, a "200 lb boiler", means 200 pounds of steam pressure, measured in pounds per square inch (psi).
Subject Author Posted

March 1962 study on the Durango-Silverton by the National Park Service

DakotaRed October 19, 2018 03:20PM

Re: March 1962 study on the Durango-Silverton by the National Park Service

rainbowroute October 19, 2018 03:36PM



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