A manual for managers, designers, weavers, and all others connected with the manufacture of textile fabrics (1881)
Spitzli, Alfred. [from old catalog] · West Troy, N.Y., A. & A. F. Spitzli · leaf 223
RENCH MANUFACTURE). These Object-glasses are all triple combinations, excepting the first, which is adoublet; and are really well corrected lenses, giving a clear, well-lighted field withexcellent definition. They all have the French Screw the same as that of No. 175,but can be fitted with the… … No. 888. (See Page 37.) ILLUSTRATED CATALOGUE. 35
Textile industry and fabrics
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