चित्र:Star-Spectroscope.jpg

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सारांश

विवरण
English: "The Star-Spectroscope of the Lick Observatory" designed by James Keeler and constructed by John Brashear. From: "Treatise on Astronomical Spectroscopy: Being a Translation of Die Spectralanalysis Der Gestirne" by Julius Scheiner and translated by E. B. Frost.
दिनांक
स्रोत https://books.google.com/books?id=f040AQAAMAAJ&ots=_zupZ0Gr_q&lr&pg=PA74#v=onepage&q&f=false
लेखक Julius Scheiner

लाइसेंस

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Star-Spectroscope of the Lick Observatory

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चित्रण

Lick Observatory अंग्रेज़ी

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