Hummel, J. J. (John James), d. 1902 · London : Cassell · leaf 279
greeof tension to thepieces on enteringthe machine.The diagramrepresents twosets of piecesbeing washed si-multaneously, en-tering the ma-chine at the endsand mak ing theirexit at the centre.Fig. 62 re-presents another washing machine in which the piecesalso travel spirally between a pair of… … Fig. 62.—Square beater Washing Macbine,
Dyes and dyeing
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