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Scientific American 1891-03-28

ScientificAmerican1891-03-28.jpg Open Road for Boys 1932-05ThumbnailsScientific American 1892-02-20Open Road for Boys 1932-05ThumbnailsScientific American 1892-02-20Open Road for Boys 1932-05ThumbnailsScientific American 1892-02-20Open Road for Boys 1932-05ThumbnailsScientific American 1892-02-20Open Road for Boys 1932-05ThumbnailsScientific American 1892-02-20

The Boynton unicycle and single-rail track railroad, for high speed traffic.



Source: Steve Kirch, collector, and creator of a great website about SCIENTIFIC AMERICAN in the past

Restoration by: magscanner