The textile fibres; their physical, microscopical, and chemical properties (1904)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, J. Wiley & sons; [etc., etc.] · leaf 89
s from the middle portion of the cocoon, con- 76 THE TEXTILE FIBRES. stituting the reeled silk, are much more rounded in form andsurrounded with a thinner layer of sericin (see Fig. 2^b). Thefibres of the outer part of the cocoon, also utilized for waste silk,exhibit a rather irregular… … Fig. 26.—Fibres of Raw Silk (X500).Showing the double filament and the irregular coating of silk-glue. Fig. 26). Frequently, the two filaments of fibroin are distinctlyseparated from one another for considerable distances, the inter-vening space being filled in with sericin. Occasionally, the…
Textile fibers
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