Report of the Meeting of ISO Technical Committee on Textiles, ISO/TC 38. Buxton, June 7-12. 1948, 13.
6.
Report of the 3rd Meeting of ISO Technical Committee 38- Textiles , May 15-18, 1956. Southport. England, p. 34 ISO/TC, 38 ( Sec. 107) 192.
7.
Rules for Continuous Filament Acetate Cupro- and Viscose Yarns, published by The International Bureau for the Standardization of Man-Made Fibers (B.I.S.F.A.) 1957 Edition.
8.
Yarn Counts: A Universal System. The Textile Institute (1948).