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Papers of John Couch Adams Delaunay, Charles-Eugène (1816-1872) astronomer and mathematician
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Autograph letter signed to J.C. Adams

Sends sketch of speech to Delaunay [on awarding him the Gold Medal of the RAS], written by JCA and given by him, due to illness of RHM. Wishes JCA's name to appear on the printed version.

Manners, R H (fl 1869-1870)

Autograph letter signed to J.C. Adams

Tables of moon. Delaunay. Secular acceleration of the moon's mean motion: letters of Plana. Letters of Airy and Whewell to return to JWL.

Lubbock, Sir John William (1803-1865) 3rd Baronet, astronomer and banker

Copy of autograph letter signed to Charles Delaunay

Another copy of 16/19/2. Authorisation for CD to publish JCA's expression of coefficient of principal term of the latitude [of the moon?]. Adds equation for principal inequality of the true latitude, and comparisons with Plana and Pontecoulant's results.

Adams, John Couch (1819-1892) astronomer

Copy of autograph letter signed to Charles Delaunay

See 16/20/3 for another copy. Appreciation of CD's explanation of discrepancy between value of secular acceleration of moon's mean motion, and that derived from ancient eclipses. Likely to be attacked by Pontecoulant.

Adams, John Couch (1819-1892) astronomer

Copy of letter to C. Delaunay

Translation into French of JCA's original. Probably done by or for Delaunay. See JCA's English draft at 16/17/3; transcript of same at 36/21/3. Letter or extract of letter collected for MacAlister's biography.

Adams, John Couch (1819-1892) astronomer

Copy of letter to C. Delaunay

See JCA's draft at 16/14/1-2; Delaunay's French translation at 36/16/1. Letter or extract of letter transcribed for MacAlister's biography.

Adams, John Couch (1819-1892) astronomer

Copy of letter to C. Delaunay

See JCA's draft at 16/16/2; Delaunay's French translation at 36/17/3. Letter or extract of letter transcribed for MacAlister's biography.

Adams, John Couch (1819-1892) astronomer

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