Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 370
2910. m I Si3 4SI … fore, instead of attempting to show several thousands of warp-threads, 16 will be a sufficient num-ber to illustrate the subject. In the hand-loom the heddles are suspended from four levers calledtumblers or coupers, which work on the top castle of the loom, as its top framing is named. To thelower…
Mechanical engineering -- Dictionaries
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