From:
Thomas Maclear
To:
Sir John Herschel
Date:
9] November [1837
Source of text:
RS:HS 12.223
Summary:
Examined the base line on Tuesday; gives a resume of the operations. On Monday night observed the Polar stars; comments on the disappearance of certain stars in the Brisbane catalogue. Thinks a chain is preferable to deal rods in measuring base lines.
Contributor:
John Herschel Project