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Scientific American, Vol. 68, No. 21 (1893) (1893)

leaf 13

An illustration from Scientific American, Vol. 68, No. 21 (1893), 1893, leaf 13
iriC AMERICAN Will be sent for one year—52 numbers— © Manufacturers of [ron and Steel postage prepaid, to any subscriber in the United States, Canada, or Mexico, on receipt of three dollars by the STORAGE TANKS. publishers; six months, $1.50; three months, $1.00. Clubs.—Special rates for several… … THE COPYING PAD.-HOW TO MAKE Chicago Autographic Register Co. THIS WIRE STRAIGHTENER etc. A vast amount of fresh and valuable information and how to use; with an engraving. Practical directions 150 E. Monroe Street, how to pepare the gelatine pad, and also the aniline ink obtainable in no other…

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