Challenges JH's letter in the Times today justifying JH's remarks at B.A.A.S. that Charles Wheatstone invented electric telegraph. Believes Wheatstone 'pilfered' invention from Mr. Baines.
Showing 1–20 of 27 items
Challenges JH's letter in the Times today justifying JH's remarks at B.A.A.S. that Charles Wheatstone invented electric telegraph. Believes Wheatstone 'pilfered' invention from Mr. Baines.
Requests JH's opinion on five specific points in 'Report on Standards.'
[P.S. on verso of cover. Rest of letter is missing.] Notified Mrs. Knipping of kind wishes sent by JH and wife. Will notify JH when personal effects of Caroline Lucretia Herschel have been inventoried and distributed according to JH's directions. Questions fate of [telescope] given to [J. F. L.] Hausmann by Caroline Herschel now that Hausmann is dead. Suggests donating it to observatory at Göttingen or to 'Archiv' in Hanover.
Asks JH about calculations of arcs of meridian.
Refers to 17 July 1827 communication from W. J. Burchell in Brazil to J. S. Duncan, brother of Phillip Duncan, noting increased brightness of Eta Navis, and that Alpha Centauri and Alpha Crucis are double stars.
Submit revisions to instructions for conducting and reporting magnetic and meteorological observations.
Sorry to have caused trouble. Please send JH's 'description and sketches' to Peter Stewart at 65 Cornhill.
Replies to [?]'s questions about 'Mr. Bethune's suggestions' concerning terminology to be used for standards of weight and measure. Agrees with G. B. Airy that term 'land' should be used with 'land chain' unit.
[Form letter] Asks recipients to consider value of magnetical research supported by British government and submit opinions on whether B.A.A.S. should seek continuation of this support after present agreement with government expires at end of 1845.
JH's opinions about disruptive effect of tremors on observatory if proposed railway tunnel is built under Greenwich Park. Proposes method for adjusting train schedule to reduce interference with observations.
Thanks for [?]'s note and enclosed sonnet. Sorry that old church was replaced during JH's absence from England.
JH is preparing to leave residence at Slough, and all notes on William Herschel's life are packed away. Refers [?] to published biographies, but adds some corrections to those.
Note on diurnal changes in [magnetic] variation at St. Helena and on estimated cost (£950) of observatory at St. Helena.
In response to a request, JH is not willing to part with any letters from his father, William, but will send one of William Herschel's notes to his sister, Caroline.
Explains the phenomenon known as the 'harvest moon.'
Writes to a lady at Slough to thank her for her kindness to JH's son [?].
Suggests a resolution of a small amount of money having to do with the exchange of some chairs; also asks about a dining room table.
Writes to tell of arrangements whereby the recipient of the letter may pick up a copy of JH's Cape Results.
Thanks [?] for the honor of having her book on astronomy dedicated to JH.
Refers to a variety of salts and their reaction to light in the production of photographs. JH hopes that [?] still intends to publish his work in this area.