From:
[Marc] Secrétan
To:
Sir John Herschel
Date:
[8 December 1859]
Source of text:
Harvard: Houghton AAH 67m-67 (48)
Summary:
Lists dimensions of the equatorial telescope at Paris Observatory.
Contributor:
John Herschel Project
Showing 1–1 of 1 item
Lists dimensions of the equatorial telescope at Paris Observatory.