Guide for graphical symbols for electrical power, telecommunications and electronics diagrams-Analogue elements
standard by BSI Group, 06/28/1985

Image quality indicators for radiography and recommendations for their use
standard by BSI Group, 05/20/1966

Primary batteries-Specification sheets
standard by BSI Group, 01/31/1985

Specification for corrosion-resisting steel mushroom head bolts (Unified threads) for aircraft
standard by BSI Group, 05/02/1962

Specification for copper-covered steel wire for telephone and telegraph purposes
standard by BSI Group, 12/16/1966

Specification for carpet shampoos
standard by BSI Group, 11/30/1966

Specification for test sieves
standard by BSI Group, 08/31/1971

Specification for safety requirements for child safety barriers for domestic use
standard by BSI Group, 03/29/1991

Cast iron spigot and socket soil, waste, ventilating and heavy rainwater pipes.
standard by BSI Group, 04/23/1935

Microbiological examination for dairy purposes. Methods for detection and/or enumeration of specific groups of microorganisms. Enumeration of Clostridium perfringens
standard by BSI Group, 01/01/1991