The technical testing of yarns and textile fabrics (1920)
Herzfeld, J. (Jacob), b. 1859, Nisbet, David Thomas · London : Scott, Greenwood · leaf 91
80 YARNS AND TEXTILE FABEICS. enables the fineness and uniformity of the yarn to be accurately supervised. Each reel is provided with a reliable counter and bell indicator to ensure the correct number of turns being wound. In order that the reeled yarn may be easily taken off, one of the arms is… … FIG. 4). — Sampling reel. Classification of sample reels for silk :— For legal d. (deniers) : 400 turns x 112-5 cm. circumference = 450 m. For old Mailand>, ., M Turin I 476 x 119 cm. d. : 400 ,, ,, Lyons f = 5003m*. x 125 cm. For international d : 400
Textile fabrics -- Testing
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