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BS

PDF Standards BS 4971-1:1988

Recommendations for repair and allied processes for the conservation of documents. Recommendations for treatment of sheets, membranes and seals
standard by BSI Group, 09/30/1988

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PDF Standards BS 4300/8:1969

Specification (supplementary series) for wrought aluminium and aluminium alloys for general engineering purposes-5454 Plate, sheet and strip
standard by BSI Group, 06/30/1980

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