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Scientific American, Vol. 37, No. 16 (1877) (1877)
leaf 4
he more volatile mass into water. iron bars, D, Fig. 2, fixed on each side of the centre, and portions of the partially refined oil, which might, by im- er atin cca ce reaching to the outside of the rotary piston; planed recesses perfect process, have been allowed to enter the agitator. THE luster… … ENIARCED DETAILS OF ROTARY PISTON x XN N ‘\ ‘ \ \ ‘ XN \ \ \ ‘ \ alia eo wos bee a j ( \ \ : i) 4 \ H i : : a) i =~" = ‘ >= Co - ‘s ‘ee 8 : 3 i z pW 5c * ‘af 4 3 / =—— ROOTS BLOWER FOR © 1877 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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