ScientificAmerican1907-10-05.jpg Scientific American 1907-09-28ThumbnailsScientific American 1907-10-12Scientific American 1907-09-28ThumbnailsScientific American 1907-10-12Scientific American 1907-09-28ThumbnailsScientific American 1907-10-12Scientific American 1907-09-28ThumbnailsScientific American 1907-10-12Scientific American 1907-09-28ThumbnailsScientific American 1907-10-12

Manufacture of mechanical rubber goods. Machine for cutting out rubber tiles. Machine in which the scrap rubber is ground and sifted. Running a lod of "Rubber Shoddy" into the devulcanizing cylinder where, under action of steam heat, the sulphur is extracted.



Source: Steve Kirch, creator of a wonderful website about SCIENTIFIC AMERICAN in the past

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