Provides the best values available for dispersion and separation, which will allow GA to calculate what he needs [see GA's 1845-4-4].
Showing 41–60 of 63 items
Provides the best values available for dispersion and separation, which will allow GA to calculate what he needs [see GA's 1845-4-4].
Expresses his pleasure at RH's new position at the Museum of Economic Geology.
C. P. Smyth receives appointment as Astronomer Royal of Scotland. Again thanks JH for recommendation.
Sends correction to data for Gamma Virginis. Asks if JH has 'considered the puzzle of Aristarchus [lunar crater]' discussed in WS's Cycle of Celestial Objects.
R.A.S. making exception in letting J. H. Mädler's chart be removed for JH. Continues observation of Gamma Virginis.
Sends P. H. L. Boguslawski's address. Asks WS to send J. H. Mädler's chart to P[eter] Stewart.
Regarding magnetic establishments and observations.
Wants information on dispersion/separation of light in plate or crown glass.
Asking him to read GA's medal-speech.
Is enclosing two transcripts of letters from William Simms relating to the object-glass. a. Hopes to give account next week. b. One glass good, other has failed.
Regarding the acceleration of retention of a shrinking sphere.
Passes on information received from Thomas Maclear regarding stars. Has tried to use William Simm's object-glass.
Asks JH to accept a paper EA has written.
Regarding the deed for CB's brother-in-law. Is reading G. W. Leibniz's metaphysical works.
Letter to accompany a gift of part of FB's latest work on psychology and knowledge, urging JH to encourage England to study psychology.
Regarding pens and suitable ink for various types. Further comments on the inscription for Francis Baily's memorial tablet.
Sending proofs and costs of four plates from engraver James Basire. Plate of large nebulae in progress. PS located old style type that JH prefers. Finances prohibit including all plates. JH must select which ones to include.
James Basire to proceed with copper engraving of JH's 'Chart plate.'
Mostly about the health of JH and his wife, Margaret.
CG having now received the Greenwich and Toronto observations, JH invites CG to write further material for the forthcoming publication.