A.c. arc welding plant and equipment for heavy constructional work
standard by BSI Group, 09/01/1942

Specification for WC flushing cisterns (including flush pipes)
standard by BSI Group, 03/26/1959

Packaging code. Cushioning materials and suspension packing
standard by BSI Group, 07/13/1959

Treatment of water for marine boilers
standard by BSI Group, 12/31/1947

Portland cement
standard by BSI Group, 08/05/1920

Specification for gypsum plasterboard
standard by BSI Group, 09/02/1955

Asphalt tiles for paving and flooring (natural rock asphalt)
standard by BSI Group, 08/06/1948

Microfilm readers and reels
standard by BSI Group, 07/08/1947

Method for determining the speed of sensitized photographic materials. Specification for light sources for sensitometric exposure-Simulation of the spectral distribution of photoflood illumination
standard by BSI Group, 02/28/1979

Microchemical apparatus. Volumetric analysis-Specification for micro-nitrometer (Pregl type)
standard by BSI Group, 03/28/1960