Textile fabrics and their preparation for dyeing : with numerous engravings and diagrams (1906)
Hummel, J. J. (John James), d. 1902, Hasluck, Paul N. (Paul Nooncree), 1854-1931, Foster, A. R · Philadelphia : David McKay · leaf 25
h great ornamental value.That value is determined by their clarity, transparency,color, brilliance, fire (dispersion), and hardness. Beautyand rarity also have something to do with the value of agem, but beauty, of course, is in the eye of the beholder. A collection of differentlycolored garnets…
Dyes and dyeing
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