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 27
he entire fibre (Fig. 6). In somevarieties of wool, on the other hand, two or more scales occur inthe circumference of the fibre. In some cases the edges of thescales are smooth and straight (Fig. 7), and this appears to beespecially characteristic of fine qualities of wool; the coarserspecies, on… … Fig. 6.—Typical Wool Fibres (X500).From a camera lucida micrograph, showing the irregular surface scales and thefaint striations of the underlying fibrous layer of cortical tissue; the presenceof the medullary cells is also plainly visible in one fibre.
Textile fibers
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