Reminds JH of new format in Nautical Almanac to represent symbols of late F. W. Bessel. Thomas Henderson was working with unknown quantity [in preparing N. L. Lacaille's star catalog].
Showing 1–7 of 7 items
Reminds JH of new format in Nautical Almanac to represent symbols of late F. W. Bessel. Thomas Henderson was working with unknown quantity [in preparing N. L. Lacaille's star catalog].
Asks JH to prepare an eloge of F. W. Bessel.
Explains to JH the R.A.S. Council's intent in asking JH to be Foreign Secretary, and the arrangements that have been made when JH declined.
Will call at Collingwood. Wants to show JH some experiments and asks JH to have phosphorous and starch ready.
Congratulates JH and Margaret Herschel on birth of a daughter [Francisca?]. Asks JH's opinion of the ideas of 'lines of force' and 'lateral shakes.' Conducts a force experiment with J. P. Gassiot.
Sends WW's Elektrodynamische Maassbestimmungen (1846) via J. E. Wappäus.
[Detached postscript] Ask president of 'B. I. Academy' to inform council of Math and Physics section how to handle [Robert] Mallet's paper and Sir W. Hamilton's letter.