On a convenient method of expressing micrometrically the relation between English and metric units of length on the same scale
By: By W.A. Rogers and G.F. Ballou ...
Contributors: Ballou, George F., author
Published: 1882
Place of publication: Salem]
Language: eng
Subjects: Micrometry
Notes: "From the proceedings of the American Association for the Advancement of Science, v. 30, Cincinnati meeting, August, 1881."

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Rare Book copy: No. 12 of a bound volume of 17 related works