Watkins #2370 - Clay St. Hill R.R., San Francisco, Cal. Run by A.S. Hallidie's patent Endless Steel Wire Rope and Gripping Attachment. Overcomes an Elevation of 307 feet in a length of 2800 feet. Worst grade, one foot in six.


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Watkins #2370 - Clay St. Hill R.R., San Francisco, Cal. Run by A.S. Hallidie's patent Endless Steel Wire Rope and Gripping Attachment. Overcomes an Elevation of 307 feet in a length of 2800 feet. Worst grade, one foot in six.

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