‘Stopper Hitches’ on the Allegheny Portage Railroad

The Allegheny Portage Railroad was built in 1834 to carry freight over the mountain from the ends of the canal, located at Holidays­burg and Johnstown. It was thirty-six miles long and reached the summit of the mountain at 2700 feet above sea level. There were ten Inclined Planes, five on each side of the mountain. These were numbered #1 to #10, beginning on the west side. These planes were of...
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