Warburg, James P. (James Paul), 1896-1969 · [Boston] The First national bank of Boston · leaf 34
ing within which the spindle with its bobbin isrevolving. Since the spindle pulls the traveller around after it, the yarnis twisted or spun as it is wound on the bobbin. Sometimes two spoolsof roving are spun into a single thread, but more frequently there is nocombination. All the rings on one… … gPHERING FRAME^^1 ^PRINCIPLE TRAVELLER;RING FRAME SPINDLE
Cotton manufacture · Cotton trade
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