From:
John Tyndall
To:
Sir John Herschel
Date:
27?] June [1869
Source of text:
RS:HS 17.414 (C: RI 566)
Summary:
Encloses reference to one of JH's letters to JT that has already been printed.
Contributor:
John Herschel Project
Encloses reference to one of JH's letters to JT that has already been printed.
Develops mathematical theorem.