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Scientific American, Vol. 36, No. 9 (1877) (1877)
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the shafts have been torn Mr. Cornelius J. Cronin, of Barnhart’s Mills, Pennsylvania, Nothing further remainsto be done but to test the finished down and will be rebuilt in such a manner that the ventila- has patented through the Scientific American Patent Agency, product to find whether it meets… … justly regarded as the last wonder of the world. The gene- © 1877 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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