Hummel, J. J. (John James), d. 1902 · London : Cassell · leaf 292
am, and for such large^oluraes of water as are usually employed in loose-wooldyeing the plan is economical. The stirring of the woolis effected by stout wooden poles, which are worked byhand. (Vacuum dyeing machines may also be employed.) Washing Machinerg.—Loose-wool is usually washedin the…
Dyes and dyeing
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