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
