ngravings of new inventions and discoveries, COLUMBIA LADIES’ SAFETY, | representing Engineering Works, Steam Machinery, ICE-HOUSE AND COLD ROOM.-BY R. New Inventions, Novelties in Mechanics, Manufactures, EXPERT, LIGHT ROADSTER, and VOLUNTEER COLUMBIAS. G. Hatfield. With directions for… … JERSEY CITY, CHICAGO, THE Scientific American Supplement TANNiNG BY THE AID OF E tricity.—By Dr. 8. Rideal and A. P. Trotter. ie Ee orate review of the subject of tanning by means of elec- tricity, giving the results of the researches into its Tested Pri 100 Ib. pressure. ape nd for Liste. ain or…
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