St John‘s College Personal Collections

Autograph letter signed to J.C. Adams

Adams/Box 5-15/Box 13/5/5
Item
4 Aug. (No year given.)

Part of Papers of John Couch Adams

Written from Hampstead. Fluidity of centre of earth: Thomson vs. Delaunay.

Rohrs, John Henry (fl 1868-1869)

Autograph letter signed to J.C. Adams

Adams/Box 5-15/Box 13/7/1
Item
10 May (No year given.)

Part of Papers of John Couch Adams

Written from Hampstead. Possible Solar reasons for climate change. Retardation of the earth's rotation: Sir W. Thomson.

Rohrs, John Henry (fl 1868-1869)

Autograph letter signed to J.C. Adams

Adams/Box 5-15/Box 13/8/1
Item
9 Sep. (No year given.)

Part of Papers of John Couch Adams

Written from Hampstead. Terrestrial tides. Beginning of subject? Slight alteration of JHR's equation gives Thomson's, that for a viscous fluid rotating globe, or that for a fluid globe. JHR. offered Nevawashky the Order of the Bath: he skedaddled.

Rohrs, John Henry (fl 1868-1869)

Autograph letter signed to J.C. Adams

Adams/Box 5-15/Box 13/4/3
Item
17 Feb. (No year given.)

Part of Papers of John Couch Adams

Written from Hampstead. Aurora Borealis. [Smith's Prize questions] Method of Sylvester for partition of numbers [Ferrers Graphs.?] Riddles. Paper on Motion of Sphere with fluid centre, retardation of earth. Still with Stokes. Thomson. Opinion of Stokes.

Rohrs, John Henry (fl 1868-1869)

Autograph letter signed to J.C. Adams

Adams/Box 5-15/Box 13/2/3
Item
4 July (No year given.)

Part of Papers of John Couch Adams

Written from Hampstead. Retardation of the earth: information on tides from Sir W. Thomson. Paper now with Stokes.

Rohrs, John Henry (fl 1868-1869)

Autograph letter signed to J.C. Adams

Adams/Box 5-15/Box 13/6/2
Item
18 Feb. (No year given.)

Part of Papers of John Couch Adams

Written from Hampstead. Smith's Prize and Senate House examinations: difficulty of papers. Dislike of Thomson's work. State of University mathematics.

Rohrs, John Henry (fl 1868-1869)

Autograph letter signed to J.C. Adams

Adams/Box 5-15/Box 13/7/3
Item
19 Aug. (No year given.)

Part of Papers of John Couch Adams

Written from Hampstead. Rejection of paper on tides and retardation of the earth by Thomson and Rayleigh. Helpful contribution from Nevawashky.

Rohrs, John Henry (fl 1868-1869)

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