St John‘s College Personal Collections

Adams/Box 5-15/Box 6/8/10
Item
26 July 1821-26 July 1895 (No year given.)

Delaunay elliptical values.

Cayley, Arthur (1821-1895) mathematician

Adams/Box 24-26/Box 26/13/3
Item
28 Feb. 1892

Encloses one letter of JCA's to LeVerrier, found by his daughter. Contact being made with Delaunay's family. Details of a paper to be included in the Collected Papers. Suggestion for a house which might suit EA.

Cayley, Arthur (1821-1895) mathematician

Autograph letter signed to J.C. Adams

Adams/Box 2/31/2
Item
26 May 1888

Part of Papers of John Couch Adams

Has Delaunay published vol. 3 of his Theorie du Mouvement de la lune?

Airy, Sir George Biddell (1801-1892) Knight, astronomer

Autograph letter signed to J.C. Adams

Adams/Box 2/27/2
Item
8 June 1883

Part of Papers of John Couch Adams

In reply to J.C.A. of 7th June. Reasons for Delaunay's numerical inaccuracies. Reasons for G.B.A's numerical inaccuracies.

Airy, Sir George Biddell (1801-1892) Knight, astronomer

Copy of letter to G.B. Airy

Adams/Box 2/34/1
Item
7 June 1883

Part of Papers of John Couch Adams

Has been checking errors in G.B.A's Numerical Lunar Theory: cause is Delaunay's coefficients of parallax. Explains why.

Adams, John Couch (1819-1892) astronomer

Autograph letter signed to J.C. Adams

Adams/Box 2/25/3
Item
24 Feb. 1882

Part of Papers of John Couch Adams

Gravitational theory: query on Delaunay Tom.2 p3.

Airy, Sir George Biddell (1801-1892) Knight, astronomer

Draft autograph letter signed to Simon Newcomb

Adams/Box 16/49/1
Item
10 Feb. 1880

Part of Papers of John Couch Adams

Proper comparison of Hansen's and Delaunay's equations of Longitude, Latitude and Parallax [of the moon] much needed. Description of such comparisons as already exist. JCA's own parallax tables. Tables of Moon's Ephemeris might be obtained from Hind: JCA will enquire. Hill's computation of the perturbations of Jupiter and Saturn very worthy.

Adams, John Couch (1819-1892) astronomer

Typed copy of letter to S. Newcomb

Adams/Box 35-38/Box 37/20/2
Item
10 Feb. 1880

Part of Papers of John Couch Adams

Comments on comparison of Hansen and Delaunay's lunar tables. Suggesting co-operative work between British and American Nautical Almanac offices. MS note by Newcomb at end giving permission for confidential sections to be published. See also JCA's draft at 16/49/1). Letter or extract of letter transcribed for MacAlister's biography.

Adams, John Couch (1819-1892) astronomer

Autograph letter signed to J.C. Adams

Adams/Box 2/22/2
Item
18 Sep. 1874

Part of Papers of John Couch Adams

Requests J.C.A. or someone appointed by him studies '8 Venus mean longitude - 13 Earth's mean longitude' in the Moon's motion, to settle who is right between Hansen and Delaunay. Will send cheque for Horrocks Memorial later. (See G.B.A. to J.C.A. 28th Oct. 1874).

Airy, Sir George Biddell (1801-1892) Knight, astronomer

Autograph letter signed to J.C. Adams

Adams/Box 2/21/3
Item
25 Mar. 1874

Part of Papers of John Couch Adams

Thanks J.C.A. for letter of 23rd. Has found Delaunay's papers thereto referred.

Airy, Sir George Biddell (1801-1892) Knight, astronomer

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