Author:Heinrich Schellen

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Heinrich Schellen


  • Spectrum Analysis in Its Application to Terrestrial Substances, and the Physical Constitution of the Heavenly Bodies (1872). Translated by Jane Lassell and Caroline Lassell. Edited by William Huggins

Articles in Popular Science Monthly[edit]

Works by this author published before January 1, 1923 are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.