BS 1902-4-4.1:1984
Methods of testing refractory materials. Properties measured under an applied stress-Determination of the cold crushing strength of shaped insulating refractory products (method 1902-401)
standard by BSI Group, 05/31/1984
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BS 1000[337]:1969
Universal Decimal Classification. English full edition-Customs policy
standard by BSI Group, 05/30/1969
BS 2754:1962
Double insulated and all insulated electrical equipment.
standard by BSI Group, 05/23/1962
BS 181:1970
Specification for copper-cadmium jointing sleeves for telegraph and telephone purposes
standard by BSI Group, 06/25/1970
BS 1538:1956
Specification. Intrinsically-safe transformers primarily for bell-signalling circuits
standard by BSI Group, 12/31/1956