<Li> BS 54 Report on Screw Threads, Nuts and Bolt Heads for use in Automobile Construction </Li> <Li> BS 56 Definitions of Yield Point and Elastic Limit </Li> <Li> BS 57 Report on heads for Small Screws </Li> <Li> BS 70 Report on Pneumatic Tyre Rims for Automobiles, Motor Cycles and Cycles </Li>

Describe the use of british european and international standards