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Scientific American, Vol. 58, No. 21 (1888) (1888)

leaf 7

An illustration from Scientific American, Vol. 58, No. 21 (1888), 1888, leaf 7
ottom, upon “* Black Hole of Calcutta” which the main structure know the terrible facts of brick is laid close and that have rendered the jointed with first quality place famous and made it of cement, and the whole the synonym of all that is Ah capped with one or more to be dreaded from foul air ij… … possible, with the thick human breath—or of re- solid blocks already men- spired air. Prof. Brown- tioned in connection with Sequard has recently made the brick foundations. The foundation completed some experiments that are not only highly interest- gearing is in the ratio of five to one. There…

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