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Scientific American, Vol. 37, No. 12 (September 1877) (1877)
leaf 0
dust arid grease. The other part inserts the annular piece, G, in which there is a suitable cav- metal collet or under ring. Any. one disposed to class the of the skeleton of the button is known as the collet. Inas- ity to receive the combined collet, tuft piece, and filler, the button zSologically… … THE MANUFACTURE OF COVERED BUTTONS. © 1877 SCIENTIFIC AMERICAN, INCImproved · Patents · Consists · Iron · Pivoted · Upper · Scientific American · Attached · Wrought iron · Woodruff scientific · Loose piston · Compressed air · Side bars · Address munn · Working piston · Full directions · Scientific expedition
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