Concept
Reflecting telescopes - Design and construction
Catalogue
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Directions for making the best composition for the metals of reflecting telescopes; And the method of casting, grinding, polishing, and giving them the true parabolic figure. By the Rev'd John Edwards, B.A. Published by order of the Commissioners of longitude.
Edwards, John, active 1781-1803.Date: 1783?]- Books
- Online
Directions for making the best composition for the metals of reflecting telescopes; and the method of casting, grinding, polishing, and giving them the true parabolic figure. By the Rev'd John Edwards, B.A.
Edwards, John, active 1781-1803.Date: [1787?]