Inside Out Library · Explore

Scientific American, Vol. 73, No. 26 (1895) (1895)

leaf 3

An illustration from Scientific American, Vol. 73, No. 26 (1895), 1895, leaf 3
1833. the note sounds. It will be observed that the action|can be played again. The accompanying illustration, for which we are in- debted tothe St. James’s Budget, represents the steam omnibus Enterprise, built for the London and Pad- dington Steam Carriage Company in 1833. This horse- less… … which the perforated mu- sic sheets are fed. Elec- ——»>4—__—_. The London Police, tric contacts are provided The report of the Com- for each note. which con- tacts operate through the perforations in the music sheet, sothat each perforation closes an electric circuit. From the electri¢ contact…

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

More pictures from Scientific American, Vol. 73, No. 26 (1895)

More like this