From:
Alexander Rogers
To:
Sir John Herschel
Date:
1808-3
Source of text:
RS:HS 14.389
Summary:
Concerned over illness of William Herschel. Discusses 'Evolution of Curve Lines.' Describes [Christiaan] Huygens's terms for evolution of curves. Offers advice to avoid problems with them.
Contributor:
John Herschel Project