[posted] Posted (#53494, Calver) !
David Widger
cdwidger at gmail.com
Thu Nov 10 08:32:36 PST 2016
Silver-Glass Reflecting Telescopes, by George Calver 53494
[Full title: New Edition of Hints on Silver-Glass Reflecting Telescopes
Manufactured by Mr. G. Calver, F.R.A.S.]
[Subtitle: with Directions for Silvering, Adjusting, &c.]
[Link: http://www.gutenberg.org/5/3/4/9/53494 ]
[Files: 53494-0.txt; 53494-h.htm]
Thanks to Eric Hutton and the Online Distributed
Proofreading Team at http://www.pgdp.net
David
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