BS 206:1924

Silver solder (grades A and B)
standard by BSI Group, 04/04/1924

BS 209:1924

Fuels for heavy-oil engines (petroleum and shale oils)
standard by BSI Group, 01/01/1932

BS 233:1925

Glossary of terms used in illumination and photometry
standard by BSI Group, 11/19/1925

BS 234:1931

Ebonite for electrical purposes
standard by BSI Group, 06/01/1931

BS 248:1926

Light rails and fishplates for use in mines (flat bottom and bridge
standard by BSI Group, 07/28/1926

BS 2537:1955

Specification for ethanediol (ethylene glycol)
standard by BSI Group, 01/18/1955

BS 2560:1976

Specification for exit signs (internally illuminated)
standard by BSI Group, 03/31/1976

BS 258:1926

Flattening or rubbing oil varnish
standard by BSI Group, 05/01/1931

BS 2613:1955

The electrical performance of rotating electrical machinery
standard by BSI Group, 04/18/1956

BS 2690-125:1981

Methods of testing water used in industry-Lithium: flame photometric method
standard by BSI Group, 06/30/1981