From:
Sir John Herschel
To:
Edward Sabine
Date:
[30 August 1866]
Source of text:
RS:HS 15.279 (C: RS:HS 24.163)
Summary:
Did not realize [John] Hennessey was considering constructing an achromatic telescope. Thanks ES for considering his son, Alexander, for the Melbourne post.
Contributor:
John Herschel Project