From:
Joseph Johann Littrow
To:
Sir John Herschel
Date:
[25 July 1827]
Source of text:
RS:HS 11.252
Summary:
About observing comets, problems with book sellers and shipping books. JL has written a popular astronomy in which he deals with perturbations, precession, and other difficult topics. Would JH like a copy?
Contributor:
John Herschel Project