Writing to try to set up a visit to JH.
Writing to try to set up a visit to JH.
Thanks for JH's hospitality; tells of JE's further travel plans.
About the calculations of JE, and others, on the motion of the solar system.
Asks for permission to look at R.S.L. letters from G. W. Leibniz to Henry Oldenburg; comments on dioptrics, and several astronomical topics.
Has secured the permission JE requested to allow [Karl I.] Gerhardt to get transcripts of letters held by R.S.L. from G. W. Leibniz to Henry Oldenburg. [Continued 1846-11-6] Mentions controversy over discovery of Neptune. Thanks JE for publications sent.
Informs JE what would be the cost for transcription of the G. W. Leibniz letter requested by JE [see JH's [1846]-11-5]. Mentions controversy over discovery of Neptune.
Comments relating to G. W. Leibniz correspondence [see JE's 1846-9-22]; comments on naming the new planet Neptune.
The excellence of JH's Cape Results has humbled JE. Much of the letter is taken up with more in the same vein, citing specific examples.
Sends a book on optics; if JH likes it, then tell others about it. Comments on some aspects of JH's Outlines Astr.
On some of the elements of the orbit of a newly appearing comet.
Sends some invitations to participate in an Alexander von Humboldt Foundation.
On the orbits of short period comets, and the shortening of such orbits.