CAN/CGSB 4.2 NO. 8.1-M89/ 7211/4:1984
CAN/CGSB 4.2 NO. 8.1-M89/ISO 7211/4:1984
Textile Test Methods - Textiles - Woven Fabrics - Construction - Methods of Analysis - Part 4: Determination of Twist in Yarns Removed from Fabric
standard published 04/01/1997 by Canadian General Standards Board