From:
Samuel B. Howlett
To:
Sir John Herschel
Date:
[2 March 1839]
Source of text:
RS:HS 10.211
Summary:
Thanks for his letter. His barometer is not intended as a mountain one. Though a slight error does appear now and then it is no worse than other barometers, excepting that at the R.S.L. Would like JH to communicate the drawing and description to the R.S.L.
Contributor:
John Herschel Project