Lockyer, Norman, Sir, 1836-1920, Seabroke, G. M. (George Mitchell), 1848-1918 · London, Macmillan and co. · leaf 453
j_ > g i 4 J; Fig. 197.—Cambridge Star Spectroscopi; Elevation. … PiG. 198. —CambriJge Spectroscope Plan. half of the field of view the spectrum of the star with HAC. XXIX.] THE CHEMISTRY OF THE STARS. 431 dark lines, and in the other half the spectrum of thevapour with its bright lines; and if he found the brightlines of the vapour to correspond with any…
Astronomy · Telescopes
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