Methods for analysis and testing of coal and coke. Forms of sulphur in coal
standard by BSI Group, 03/30/1942
Methods for the analysis of iron and steel. Copper in iron and steel
standard by BSI Group, 11/08/1956
Totally enclosed air-break switches for voltages not exceeding 660 volts
standard by BSI Group, 01/30/1933
Specification for wood surrounds for steel windows and doors
standard by BSI Group, 07/09/1963
Methods of testing vitreous enamel finishes-High voltage test for articles for use under highly corrosive conditions
standard by BSI Group, 01/30/1976
Methods of test for soils for civil engineering purposes
standard by BSI Group, 07/18/1961