Railway girder bridges for medium gauges of 3 ft. 6 ins. 1 metre and 3 feet
standard by BSI Group, 08/09/1923
Methods for the analysis of iron and steel. Vanadium in ferro vanadium
standard by BSI Group, 09/30/1952
Universal Decimal Classification. English full edition-Economics
standard by BSI Group, 05/30/1969
Specification for rotary shaft lip seals-Dimensions of shafts and housings
standard by BSI Group, 01/09/1970
Specification for control plug cocks for low-pressure gases
standard by BSI Group, 03/31/1967
Specification for wood surrounds for steel windows and doors
standard by BSI Group, 07/09/1963