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Scientific American, Vol. 80, No. 13 (April 1899) (1899)

leaf 4

An illustration from Scientific American, Vol. 80, No. 13 (April 1899), 1899, leaf 4
which consists of cells and the electrocution line of special diaphragms, larger size of record waves, ter is carried by the belt between the driving and dis- and enlarging by photography or leverage, Mr. Berlin- chamber. charge rollers, is compressed upon the discharge-roller, There is only one… … smallest sum received by a sea- on a quiet evening, it has been THE BEBLINEB MULTIPHONE. man was $76. © 1899 SCIENTIFIC AMERICAN, INC.

Munn · Lens · Gas · Device · Apparatus · Scientific American · Houdin · Illustrated catalogue · Gold medal · Photographic lens · Motor carriage · Working drawings · Metric system · Sheet metal · Truant school · Fire escape

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