The transcript of this letter is not available online on Ɛpsilon.
Please cite as “Herschel9199,” in Ɛpsilon: The Sir John Herschel Collection accessed on 10 May 2024, https://epsilon.ac.uk/view/herschel/letters/Herschel9199
Believes that it is not worth the cost to sustain many permanent magnetic observatories, but a few for a limited time would make sense. Unclear which observatories these should be.
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]