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
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Format: | eBook |
Language: | English |
Published: |
[London]
Published by order of the Commissioners of Longitude
1787, [1787?]
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Subjects: | |
Online Access: | |
Collection: | Eighteenth Century Collections Online / ECCO - Collection details see MPG.ReNa |
Item Description: | English Short Title Catalog, T2959. - Reproduction of original from British Library |
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Physical Description: | Online-Ressource (48p) 8° |