Woolen and worsted fabrics glossary; containing instructions for the manufacture of every known grade and variety of woolen and worsted fabrics .. (1914)
Bennett, Frank P. and company. [from old catalog] · Boston, New York [etc.] Frank P. Bennett & co., inc · leaf 33
eight operations and requiresthe following machines: First operation 2 double head can grill boxes.Second operation 2Third operation 1Fourth operation 1Fifth operation 1Sixth operation 2 finishers. Seventh operation 3 thirty-spindle reducers.Eighth operation 9 thirty-spindle rovers. The doublings… … (O WOOLEN AND WORSTED FABRICS GLOSSARY 31 produce a 4 dram roving would be asfollows: Five slivers at the first gillbox, with a draft of seven, will give asliver weighing 916 drams. Five ofthese at the two spindle gill box, witha draft of seven, will give a sliverweighing 654 drams. Five of these…
Woolen and worsted manufacture
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