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Scientific American, Vol. 62, No. 4 (1890) (1890)
leaf 8
lo- METER. where it received the two lines defining the meter, and gramme of the Archives in their present state. The each accompanied with two other lines at half a milli- mwneter from the central line. Thus there was obtained, at the same time with the metric standard, the micro- The important… … © 1890 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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