From:
Achille Brachet
To:
Sir John Herschel
Date:
[8 November 1855]
Source of text:
RS:HS 4.210
Summary:
Concerning telescopes and their fittings, and queries relative to them. Intends to publish a work on them.
Contributor:
John Herschel Project
Showing 1–5 of 5 items
Concerning telescopes and their fittings, and queries relative to them. Intends to publish a work on them.
On telescopes and their fittings.
Answer to his queries on telescopes and rays of light. Is sorry he rejects Joseph Fraunhofer's fixed lenses.
Sends a few explanations of G. B. Amici's third and sixth series microscopes.
Was pleased to receive his letter. Further concerning G. B. Amici's microscopes.