From:
[A. J. F.] Yvon Villarceau
To:
Sir John Herschel
Date:
[18 May 1849]
Source of text:
RS:HS 17.419
Summary:
Is sending a communication to JH for insertion in the R.A.S.M.N. Seems to be some problem with understanding YV's calculations of the orbits of double stars, so YV explains his method.
Contributor:
John Herschel Project