Inside Out Library · Explore

Scientific American, Vol. 90, No. 17 (April 1904) (1904)

leaf 11

An illustration from Scientific American, Vol. 90, No. 17 (April 1904), 1904, leaf 11
actical application of a theoretical prin- Edinburgh, has invented another method of using car- continuous frog intersections or steel filler blocks, ciple, was, according to him, to offer to cyclists the bureted air for lighting. It is an improvement upon slightly elevated at the place of… … XHE FIRE ESCAPE IK USE. side or the other. The brake is provided A UNICYCLE DRIVEN BY A GASOLINE MOTOR. with an automatic arrangement that pre- wheels are carried for a short distance on the flanges, vents the motor and the cyclist's seat from becoming cow, in which carbureted air was obtained by…

Patents · Apparatus · Aluminium · Machine · Scientific American · Ore · Full particulars · Anthracite coal · Port arthur · American april · American supplement · Sheet metal · British patent · Welding aluminium · American supplements

Internet Archive · Public domain (published before 1931). Free to use for anything.

More pictures from Scientific American, Vol. 90, No. 17 (April 1904)

More like this