Formulas for determining rotation rates of sunspots relative to latitude on solar surface. Believes equatorial parts of photosphere are dragged faster than others. Speculates on rotation rate of solid body below (if such exists).
Showing 21–40 of 357 items
Formulas for determining rotation rates of sunspots relative to latitude on solar surface. Believes equatorial parts of photosphere are dragged faster than others. Speculates on rotation rate of solid body below (if such exists).
The argument continues [see JH's 1864-1-17 & GS's 1864-1-16].
Gratitude for JH's gift of Caroline Herschel's autograph manuscripts to R.A.S.
[Printed notice] Next meeting of Literary and Philosophical Society will be 26 Jan.
Needs Zeitschrift volume; then JH may have it back [see JS's 1864-1-15]. JH's article should be 10-12 pages. Compliments JH's writings as popular without being 'popularising.'
A note to say that MH is returning JH's dress coat by train.
Platinum pound-weight standard is deteriorating. Wants Treasury to bring it and the yard standard under observation of surviving committee members.
Replies to JH about the date of the transit of Mercury [see JH's 1864-1-[26]].
Asks JH for information on the Beaufoy Clock owned by R.A.S., which is now missing. Requests JH to read R.A.S. Annual Report.
Comments on the sun spots he has been observing, and some new phenomenon. Any chance of a visit from JH?
Treasury Commissioners ask that surviving members of 1853 Standards Committee reexamine Parliamentary standards of length and measure preserved at office of Exchequer.
On the observation of sun spots.
Raises with GA the likelihood of an error in a date of a transit of Mercury in a paper by F. A. Winnecke.
Has been asked to reweigh the damaged Parliamentary standard pound weight; thinks that W. H. Miller would be a more suitable person to do the job.
Regarding Thomas Spring-Rice (1st Baron Monteagle), the Treasury and the Commission on Weights and Measures.
Thanks for FA's star atlas series, one of which is a duplicate; reports apparent variation of a nebula.
Received report by Lord Monteagle [Thomas Spring-Rice] on Standard Platinum Pound. Agrees to participate with members of 1853 Standards Committee in reexamining standards.
Expresses thanks for the writings JH has sent him; asks for other writings by JH.
Mistaken about seeming duplicate [see JH's 1864-1-28].
FM has published, in translation, JH's article ['Weather and Weather Prophets' (1864)], already published in Good Words. JH was not aware that this was FM's intent, and JH warns him that some editors may be sensitive about such matters.