BS 2742:1969 Notes on the use of the Ringelmann and miniature smoke charts standard by BSI Group, 12/31/1969
BS 3G 100-2.3.1:1969 Specification for general requirements for equipment for use in aircraft. All equipment. Environmental conditions. Vibration standard by BSI Group, 12/31/1969
BS SP 139 AND SP 140:1969 Specification for corrosion-resisting steel crinkle washers standard by BSI Group, 12/31/1969
BS 4300/10:1969 Wrought aluminium and aluminium alloys for general engineering purposes (supplementary series). 5454 Drawn tube standard by BSI Group, 12/31/1969
BS 3456-1:1969 Specification for safety of household and similar electrical appliances. General requirements standard by BSI Group, 12/31/1969
BS 61:1969 Specification for threads for light gauge copper tubes and fittings standard by BSI Group, 12/31/1969
BS 2811:1969 Specification for smoke density indicators and recorders standard by BSI Group, 12/31/1969
BS 4300/13:1969 Wrought aluminium and aluminium alloys for general engineering purposes (supplementary series). 5554 Welding wire standard by BSI Group, 12/31/1969
BS 1747-1:1969 Methods for the measurement of air pollution. Deposit gauges standard by BSI Group, 12/16/1969
BS 1747-3:1969 Methods for measurement of air pollution. Determination of sulphur dioxide standard by BSI Group, 12/16/1969
BS 1747-2:1969 Methods for the measurement of air pollution. Determination of concentration of suspended matter standard by BSI Group, 12/16/1969
BS 426:1969 Specification for fixed centres for use on machine tools and in other applications standard by BSI Group, 12/15/1969