Comments on Louis Daguerre's work, and on the question of a North Cape observatory.
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The Sir John Herschel Collection
The preparation of the print Calendar of the Correspondence of Sir John Herschel (Michael J. Crowe ed., David R. Dyck and James J. Kevin assoc. eds, Cambridge, England: Cambridge Univ. Press, 1998, viii + 828 pp) which was funded by the National Science Foundation, took ten years. It was accomplished by a team of seventeen professors, visiting scholars, graduate students, advanced undergraduates, and staff working at the University of Notre Dame.
The first online version of Calendar was created in 2009 by Dr Marvin Bolt and Steven Lucy, working at the Webster Institute of the Adler Planetarium, and it is that data that has now been reformatted for incorporation into Ɛpsilon.
Further information about Herschel, his correspondence, and the editorial method is available online here: http://historydb.adlerplanetarium.org/herschel/?p=intro
No texts of Herschel’s letters are currently available through Ɛpsilon.
Comments on Louis Daguerre's work, and on the question of a North Cape observatory.
Expresses reservations about Samuel Brown's work. Apologizes for delay in trying calotype; has done only some vegetable substance trials.
Will not attend B.A.A.S. meeting at Plymouth. Invites AQ to visit, preferably before 29 July, the date of the meeting. Sends thanks to [P. F.] Verhulst for elliptic functions.
GA and JH are on a committee (with Thomas Henderson) of the B.A.A.S. to supervise the reduction of N. L. Lacaille's star observations; JH encloses a draft report.
Encloses letter on and discusses extent of government aid for proposed Hammerfest magnetic observatory and various alternatives with regard to it.
Is very pleased to hear that FB's health is improving. Must take it very easy. Regarding the finance available for the printing of the star catalogue.
Regarding the printing of scientific information from government funds, with special reference to N. L. Lacaille's star catalogue.
Comments on the reduction of observations, on enclosed photographs, and the health of Margaret Brodie Herschel.
Fully examined WB's report [on barometer observations]. Agrees to combine British and Continental observations. Curves clearly show atmospheric processes. Likes WB's suggestion of tracing atmospheric wave beyond 24 hours; will propose this to B.A.A.S. Irregularity of Asiatic and South African data.
Cambridge barometer observations. Postponed WB's detailed report until 1842 B.A.A.S. meeting. This year JH will report generally on atmospheric curves and WB's notes. Hopes WB will attend to give explanations.
Explains the operation of the Council of the R.S.L. and hopes that WT will treat their unintended slight as a 'gaucherie'.
Submits for inspection fifteen colored photographic copies of engravings and mezzotintos prepared by casting luminous rays on substances prepared from vegetable sources.
Discusses various items regarding the B.A.A.S., e.g., reduction of meteorological observations, Edward Sabine's proposal for a 'Council of 24,' and areas of science needing funding.