Warburg, James P. (James Paul), 1896-1969 · [Boston] The First national bank of Boston · leaf 45
for several hours inlarge iron tanks known as kiers, which contain a solution of causticsoda. Next it is washed and scoured in dilute acid for several hourswith the object of removing iron stains. Then it is again washed,boiled a second time, washed, run through a chemical solution ofbleaching… … Napping.
Cotton manufacture · Cotton trade
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