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Scientific American, Vol. 28, No. 20 (May 1873) (1873)
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d be The machine is driven by a six inch belt and at about 100 •-••»-* heated. For further particulars address the manufacturers, revolutions per minute. The heated blank, on being drawn IHFBOVED FLAREB. Messrs. Lewis, Oliver & Phillips, Nos. 91 and93 Water street, from the furnace, is placed… … shades varying in depth accordingto the heat. eadedboltsof one inch, or from 5,000 to 6,000 ot WALBBIDOE'S IMFBOVED FLANEB. © 1873 SCIENTIFIC AMERICAN, INC.Patents · Improved · Iron · Machine · Consists · Scientific American · Address · Upper side · Steam engine · Address munn · Horse power · Sheet metal · Accelerating force · Motive force · Ovarian egg · Trade catalogs
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