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sandra j edgerly
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Report of the 59th National Conference on Weights and Measures
Sandra J. Edgerly, United States. National Bureau of Standards, D. C. 1974 National Conference on Weights and Measures 59th Washington · For sale by the Supt. of Docs., U.S. Govt. Print. Off.
272 sayfa · 1975
Weights and measures / Congresses