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Scientific American, Vol. 64, No. 8 (February 1891) (1891)

leaf 3

An illustration from Scientific American, Vol. 64, No. 8 (February 1891), 1891, leaf 3
of the tympan sheetwith it, only on that part of the sheet where the im-pression is, as it is there that the reaction is effected—at the point of pressure. Do not put on too muchglycerine, as it will wrinkle the sheet too much. Sim-ply go over it as you would in oiling the sheet to pre-vent offset,… … Fig. 2.-INTEBNAL VIEW OF THE CAGE. and call for an additional application.—American ArtPrinter. Photographyi8being used in the Paris morgue todetermine, if possible, identification of the deceased.A photograph on a large scale is taken of the handsand put on exhibition. Persons are frequently…

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