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1. Changing to the metric system:   Publication: [London]: National Physics Laboratory, Department of Trade and Industry, 1972 . v, 58 p. Date:1972 Availability: Copies available: Turkeyen Campus Science & Technology [QC94 A51972] (5), Actions: Add to cart No cover image available No cover image available
2. Changing to the metric system:   Publication: (London): National Physics Laboratory, Department of Trade and Industry, 1972 . v, 58 p. Date:1972 Availability: No items available: Actions: Add to cart No cover image available No cover image available

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