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Scientific American, Vol. 40, No. 9 (March 1879) (1879)

leaf 4

An illustration from Scientific American, Vol. 40, No. 9 (March 1879), 1879, leaf 4
T EKOINEEBIHO FATEKT8. are suspended in the cold solution at a suitable degree of tended for doors that are frequently opened and closed, but A boiler furnace, capable of consuming smoke and gas concentration, and are ready in from two to four days. may also be applied to rolling shutters, hatchway… … is not affected by moisture. further information may be obtained. PERKINS' BOOB CHECK © 1879 SCIENTIFIC AMERICAN, INC.

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