From:
David Brewster
To:
Sir John Herschel
Date:
[7 May 1827]
Source of text:
RS:HS 4.260
Summary:
Would have answered his last letter sooner but has been confined to his house. Encloses specimen of calcareous spar. Has in the past carried out many experiments on this substance. Is he satisfied with a statement in the Optical Glass report? Missing Transactions for the library.
Contributor:
John Herschel Project