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New Edition of Hints on Silver-Glass Reflecting Telescopes Manufactured by Mr. G. Calver, F.R.A.S. with Directions for Silvering, Adjusting, &c.

authorCalver, George
downloadpg53494.pdb (222K)
languageEnglish
copyright statusPublic domain in the USA.
sourceProject Gutenberg
EBook #53494
2016-11-10


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