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Scientific American, Vol. 30, No. 11 (1874) (1874)
leaf 8
pound of coal in one minute is the planet, the characteristic stellar lines appearing as well meter. The essential peculiarity then of the waste water productive of a force equal to the work of three hundred as the planetaryones. This double spectrum will continue meter is that it registers on… … © 1874 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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