A manual of dyeing: for the use of practical dyers, manufacturers, students, and all interested in the art of dyeing (1910)
Knecht, Edmund, 1861-1925, Loewenthal, Richard, Rawson, Christopher · London, C. Griffin · leaf 83
silk wormbefore spinning in the form of a clear, coloux-less, 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. 61 which is always colourless. These quantities correspond with the relativeamounts of sericine and tibroine found in the raw silk. On coiuini; in contact with the air, the silk liquid solidifies, forming auniform double fibre which…
Dyes and dyeing
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