...“Liquid helium...
Various 「Astounding Stories of Super-Science, March 1930」
...I sawKoskoff start my cold apparatus toworking and then he quit, because heran out of helium...
Various 「Astounding Stories of Super-Science, March 1930」
...Noknown terrestrial element gave such aline and he named the new elementwhich he deduced helium, from Helos,the sun...
Various 「Astounding Stories of Super-Science April 1930」
...As with the other Novæ, when it first dashed into thenebula it was vaporised and gave a continuous spectrum with dark lines ofhydrogen and helium...
George Forbes 「History of Astronomy」
...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」
...Some twenty-five chemical elements have been found in meteorites, including carbon and the ``sun-metal,'' helium...
Garrett Serviss 「Curiosities of the Sky」
...About a dozen less conspicuous lines were graduallyidentified in the spectrum of the prominences and the chromosphere,which appeared also to be caused by this same mysterious helium...
Robert Stawell Ball 「The Story of the Heavens」
...Thus the identity between thecelestial helium and the gas found on our globe was established in themost remarkable manner...
Robert Stawell Ball 「The Story of the Heavens」
...The cloud-like prominences consistmainly of hydrogen, with helium and calcium, while many metals arepresent in the eruptive discharges...
Robert Stawell Ball 「The Story of the Heavens」
...c), the spectra of which are distinguished by the presence of brighthydrogen lines and the bright helium line D3...
Robert Stawell Ball 「The Story of the Heavens」
...The helium lines have vanished...
Carl Vilhelm Ludvig Charlier 「Lectures on Stellar Statistics」
...To the helium stars (B) belong Rigel, Achernar, β Centauri,Spica, Regulus and β Crucis...
Carl Vilhelm Ludvig Charlier 「Lectures on Stellar Statistics」
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