Flame proof air-break circuit breakers for voltages not exceeding 660 volts
standard by BSI Group, 01/30/1933

Dimensions and resistances of bare annealed copper wire for electrical machinery and apparatus
standard by BSI Group, 01/01/1950

Colours for the identification of the contents of medical gas cylinders
standard by BSI Group, 12/15/1976

Microfilm readers and reels
standard by BSI Group, 12/08/1958

Methods of test for soils for civil engineering purposes
standard by BSI Group, 07/23/1948

Methods of test for soils for civil engineering purposes
standard by BSI Group, 04/30/1975

Specification for power driven circulators-Domestic glandless pumps
standard by BSI Group, 10/28/1971

Specification for cleanliness of fillings and stuffings for bedding, upholstery, toys and other domestic articles
standard by BSI Group, 05/14/1954

Microchemical apparatus. Combustion trains for the determination of elements-Specification for rapid method combustion tubes (Belcher and Ingram type) and absorption tube
standard by BSI Group, 05/11/1965

Weighing vessels for microchemical analysis microchemical apparatus weighing accessories
standard by BSI Group, 02/21/1952