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?]
  • Books
  • Online

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Publication/Creation

[London] : Published by order of the Commissioners of Longitude, [1787?]

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48p. ; 80.

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References note

ESTC T2959

Reproduction note

Electronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2003. (Eighteenth century collections online). Available via the World Wide Web. Access limited by licensing agreements.

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