Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 120
, or diluted hydro-chloric acid,or aquafortis. Wherever the shell is not protected bythe covering material it is decomposed, and the. design IchemistryWITHOUT A LABORATORY. IP3 Stands put in relief. There is no difficulty in this experi-ment, but some precautions are necies^ary. > As blown eggs… … Fig. 84.—Manner of engraving an Egg. 1 held down with a glass rod. If the acid be very muchdiluted the operation, although it will occupy more time,will be more complete. Two or three hours will besufficient to bring ont th6 tracing. Thus the, miracle of the sorcerer has become anamusing and easy…
Scientific recreations
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