Regarding corrections requested by JH in a printed article. Ill health and overwork applies to him also. Pleased to hear of the work of the Optical Glass Committee. Comments on this.
Showing 41–60 of 67 items
Regarding corrections requested by JH in a printed article. Ill health and overwork applies to him also. Pleased to hear of the work of the Optical Glass Committee. Comments on this.
Asks DB to sign a certificate for the candidature of William Ritchie for admission to R.S.L.
Would have answered his last letter sooner but has been confined to his house. Encloses specimen of calcareous spar. Has in the past carried out many experiments on this substance. Is he satisfied with a statement in the Optical Glass report? Missing Transactions for the library.
Sending DB a draft of a paper; comments on quality of a chromatic lens (that of [Charles] Tulley's telescope using Pierre Guinand's glass).
Thanks for paper on light, which he has only just read as it was mislaid. Grateful for the acknowledgement of his scientific labors. Comments and queries regarding the paper in the light of his own experiments. Wishes to reprint parts of it so would be grateful for several plates.
Regarding JH's letter concerning an anonymous article, which appeared in the Edinburgh Review and was actually by DB himself.
Further regarding his recent statements. Concerning JH's non-use of F.R.S. in his work.
Is pleased with Mr. Johnston's reply. Regarding a figure used by JH in his paper and its true significance. Is not certain yet whether to join the B.A.A.S.
His son is shortly traveling to Calcutta and will be able to take any letter or parcel for Mr. Calder.
Excusing JH for returning to Slough suddenly before leaving for Hanover.
Regarding his request for JH's support for his candidature for the chair of Natural Philosophy at Edinburgh University. Reasons why he thinks JH should give him a testimonial.
Is sending an unpublished pamphlet on dioptric lights and would be glad of his opinions as he is claiming public recognition.
Thanks for his letter regarding the dioptric lights. Gives his own views as to their importance.
Has heard that he has been suffering from the cramp and suggests a few remedies that he himself has found beneficial.
Regarding DB's views on support for JH in the presidency of the R.S.L.
Sends an abstract of his paper on observations relating to the practical construction of telescopes [JH's 'Practical Rules,' 1822]. Would like 25 copies for distribution. His recent experiments with polarized light.
Regarding terminology for polarization and refraction of light. DB's statement concerning the experiments of E. L. Malus and light through crystals.
Gratitude for gift of JH's Cape Results, not yet received. Send copy for [St. Andrews] University through Smith, Elder & Co., booksellers to the university. Concurs with JH on names for asteroids.
Sends JH's 1823 paper 'Absorption of Light by Coloured Media' to Royal Society of Edinburgh. Approves DB's illustration of polarized light in mineral apophyllite. Corrects DB's quotation from JH's letter regarding crystals observed on Mont Blanc.
Vol. 6 and 7 of F. W. Bessel's observations. Did DB receive JH's paper?