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Scientific American, Vol. 55, No. 16 (October 1886) (1886)
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n. The luminous curve is turned very slowly, with the edge of a card held to revolve at different speeds very complicated figures against the teeth, a series of little taps are heard, are produced, sometimes like lacework, sometimes like in this case appears to have a slow retrograde motion. which… … path % inch in ^Continued on diameter, when EXPERIMENTS WITH THE SCIENTIFIC TOP. page 244.) © 1886 SCIENTIFIC AMERICAN, INCPatents · Munn · Disk · Air · Illustrated · Patented · Scientific American · Splice rails · Sole manufacturers · Pressure cylinder · Ten dolar · Address munn · Steam engine · Express money · Test tube · Small fiask
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