Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 70
^S; 42. Fig. 43. Aspects of Smoke-rings (42, genlly emitted ; 43, tmitted with some force). … Fig. 44.—With a little Smoke some Distance from the Tube. air-currents. A tube formed from a sheet of ordinary S 54 DENSITY, HYDROSTATICS, ETC, note-paper will suffice to produce some elegant rings(Fig. 44).
Scientific recreations
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