A manual of dyeing: for the use of practical dyers, manufacturers, students, and all interested in the art of dyeing (1919)
Knecht, Edmund, 1861-1925, Loewenthal, Richard, Rawson, Christopher · London : C. Griffin · leaf 79
silk wormbefore spinning in the form of a clear, colourless, sticky liquid, which issecreted from two glands situated symmetrically on either side of the body,and communicating with a capillary orifice in the head (the spinneret).According to Duseigneur, a section of the silk gland shows the… … Fig. 5.—Caterpillar, cocoon, and silkmoth on mulberry twig. SILK. 6l which is always colourless. These quantities correspond with the relativeamounts of sericine and fibroine found in the raw silk. On coming in contact with the air, the silk liquid solidifies, forming auniform double fibre which in…
Dyes and dyeing
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