From:
Thomas Maclear
To:
Sir John Herschel
Date:
22] November [1837
Source of text:
RS:HS 12.182
Summary:
Sending the mean of all the observations on the polars. Comments on the base line, and gives readings.
Contributor:
John Herschel Project
Sending the mean of all the observations on the polars. Comments on the base line, and gives readings.