From:
James Nasmyth
To:
Sir John Herschel
Date:
[18 October 1863]
Source of text:
RS:HS 13.81
Summary:
Regrets that JH's engagements prevent them visiting Penshurst. JN too is unable to manage the dates quoted. Hopes his own Herschelian helioscope will be in action by the time the Herschels visit Penshurst.
Contributor:
John Herschel Project