...Bird was already on his feet and was eagerly searching theground with the spectroscope which he had brought with him in thejump...
Various 「Astounding Stories of Super-Science, October, 1930」
..."I forgot to tell you that this is afluoroscopic spectroscope designed forthe detection of ultra-violet lines,"replied Dr...
Various 「Astounding Stories of Super-Science April 1930」
...When the spectroscope was first applied to finding the composition of theheavenly bodies, there was a great desire to find out what comets are made of...
George Forbes 「History of Astronomy」
...The spectroscope has shown thatthese have also often the same velocity in the line of sight...
George Forbes 「History of Astronomy」
...The spectroscope reveals that Vega is a star probably only in itsinfancy, as hydrogen is its predominating element...
William Tyler Olcott 「A Field Book of the Stars」
...By means of the spectroscope the speed diameterand mass of this invisible star has been reckoned...
William Tyler Olcott 「A Field Book of the Stars」
...The discovery of the radial component in the movements of the stars is due to the spectroscope...
Garrett Serviss 「Curiosities of the Sky」
...The prominences, however, although they were discovered during an eclipse, can now, with the aid of the spectroscope, be seen at any time...
Garrett Serviss 「Curiosities of the Sky」
...The quiescent prominences, whose elevation is often from forty thousand to sixty thousand miles, consist, as the spectroscope shows, mainly of hydrogen and helium...
Garrett Serviss 「Curiosities of the Sky」
...The possession of the spectroscope has enabled astronomers during later years to study the chemical composition of comets by analyzing their light...
Garrett Serviss 「Curiosities of the Sky」
...This,when seen in the spectroscope, is found to consist of two lines, verydelicately separated by a minute interval, one of these lines beingslightly thicker than the other...
Robert Stawell Ball 「The Story of the Heavens」
...But what the telescope could not show, the spectroscope has latelydemonstrated in a most effective and interesting manner...
Robert Stawell Ball 「The Story of the Heavens」
...The spectroscope tells us that a remarkableatmosphere, containing apparently some gases foreign to our own, deeplyenvelops Uranus...
Robert Stawell Ball 「The Story of the Heavens」
...We have seen that the spectroscope has proved with certainty thepresence of hydrocarbon and other gases in comets...
Robert Stawell Ball 「The Story of the Heavens」
... have frequently in the previous chapters had occasion to refer to therevelations of the spectroscope, which form an important chapter in thehistory of modern science...
Robert Stawell Ball 「The Story of the Heavens」
...This has actuallybeen discovered by means of the spectroscope...
Robert Stawell Ball 「The Story of the Heavens」
...The Spectroscope, an instrument devised for the examination of spectra,is, in its simplest form, composed of a small tube with a narrow slitand prism at one end, and an eye-piece at the other...
Cecil G. Dolmage 「Astronomy of To-day」
...Thus the spectroscope enables us to find out the composition ofsubstances when they are reduced to vapour in the laboratory...
Cecil G. Dolmage 「Astronomy of To-day」
...The method of detecting binary stars by means of the spectroscope is anapplication of Doppler's principle...
Cecil G. Dolmage 「Astronomy of To-day」
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