MPG.eBooks - Search Results - "Construction"

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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 t...

by Edwards, John
Published 1783

s.n

Subjects: “...Reflecting telescopes / Design and construction...”

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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 t...

by Edwards, John
Published 1787

Published by order of the Commissioners of Longitude

Subjects: “...Reflecting telescopes / Design and construction...”