The transcript of this letter is not available online on Ɛpsilon.
Please cite as “Herschel11380,” in Ɛpsilon: The Sir John Herschel Collection accessed on 8 May 2024, https://epsilon.ac.uk/view/herschel/letters/Herschel11380
Has not seen the paper in the Smithsonian Institution, but believes the author is in error. Has looked at A. L. Cauchy's Dispersion Memoir, but thinks Baden Powell's paper presents a more distinct formula. Hopes to send in a few weeks the first volume of HL's [Observations Made at the Magnetic and Meteorological Observatory at Trinity College, Dublin].
Record created for the Calendar of the Correspondence of Sir John Herschel (CUP: Cambridge), 1998 by Michael J. Crowe ed., David R. Dyck and James J. Kevin assoc. eds
Digital record created by Dr Marvin Bolt and Steven Lucy at the Webster Institute of the Adler Planetarium
Converted to TEI by Michael Hawkins, Epsilon Project, Cambridge University Library
John Herschel Project[View Ɛpsilon collection]