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Original standard BS 6791-1969 (1979) in PDF full version. Additional info + preview on request

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Operation and maintenance of earth-moving machinery - Part 13: Specification for lubrication fittings - Nipple type. Original standard BS 6913-13-1997 (1999) ISO 6392-1-1996 in PDF full version. Additional info + preview on request

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Methods for Calibration of vibration and shock pick-ups - Part 20: Primary vibration calibration. Original standard BS 6955-20-1997 (1999) ISO 5347-20-1997 in PDF full version. Additional info + preview on request

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Method for evaluation of vulcanization characteristics of styrene-butadiene rubber (SBR, YSBR). Original standard BS 6995-1997 (1999) ISO 2322-1996 in PDF full version. Additional info + preview on request

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Light microscopes - Minimum requirements for stereo microscopes - High performance microscopes. Original standard BS 7012-10.2-1997 (2000) ISO 11884-2-1997 in PDF full version. Additional info + preview on request

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Light microscopes - Part 12: Reference system of polarized light microscopy. Original standard BS 7012-12-1997 (1998) ISO 8576-1996 in PDF full version. Additional info + preview on request

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