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BS 1428-B1:1964

Microchemical analysis. Apparatus for the determination of elements by other than combustion methods-Specification for nitrogen determination apparatus (micro-Kjeldahl)
standard by BSI Group, 06/15/1964

BS 1151:1944

Standard form of time and wages sheet and pay packet for the building and civil engineering contracting industries
standard by BSI Group, 02/23/1944

BS 1470:1972

Specification for wrought aluminium and aluminium alloys for general engineering purposes – plate, sheet and strip
standard by BSI Group, 04/10/1972