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BS 1151-2:1957

Guaranteed minimim reckoners for the building and civil engineering contracting industries
standard by BSI Group, 04/01/1957

BS 1414:1960

Specification for flanged and butt-welding end steel outside-screw-and yoke wedge gate valves for the petroleum industry
standard by BSI Group, 03/10/1960

BS 1000[621.5]:1971

Universal Decimal Classification. English full edition-Pneumatic energy, machinery and tools. Refrigeration and liquefaction techniques and plant
standard by BSI Group, 08/17/1971

BS 1121-37:1961

Methods for the analysis of iron and steel. Nickel in iron and steel and permanent alloys.
standard by BSI Group, 11/09/1956

BS 1380-5:1985

Speed of sensitized photographic materials-Method for determining the speed of direct positive colour print camera materials
standard by BSI Group, 07/31/1985