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The Draper catalogue of stellar spectra photograhed with the 8-inch Bache telescope as a part of the Henry Draper memorial : Harvard College Observatory : Free Download, Borrow, and Streaming : Internet Archive
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The Draper Catalogue of Stellar Spectra : Photographed with the 8-Inch Bache Telescope as Part of the Henry Draper Memorial (Classic Reprint) - Walmart.com
The Draper Catalogue of Stellar Spectra: Photographed with the 8-Inch Bache Telescope as Part of the Henry Draper Memorial (Classic Reprint) : Observatory, Harvard College: Amazon.fr: Livres
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The Henry Draper Catalogue is an astronomical star catalogue published between 1918 and 1924, giving spectroscopic classifications. Epsilon Aurigae is a multiple star syst - Album alb5413187
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