Encloses letter regarding coinage under discussion in Parliament.
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Encloses letter regarding coinage under discussion in Parliament.
In response to an article in The Record, JH writes to The Times to explain what has happened to date regarding the expenditure of public funds for the calculating devices of Charles Babbage, who was then out of England.
Responds to recently printed letter by James South. Denies South's assertion and confirms that William Herschel did discover two interior satellites of Saturn with 40-feet reflector telescope in 1789.
Protests erroneous impression in today's report of JH's conduct at closing meeting of B.A.A.S. Does not know what gave rise to T. D. Morris-Stirling's remarks regarding electric telegraph. Witnesses confirm that JH did not malign British science. [JH annotation: Printed 21 Sept. 1846.]
Addresses problems in metric bill introduced to Parliament by William Ewart. Argues for the retention of the British system of weights and measures. Shows that the inch can be defined as one five hundred millionth of the length of the earth's polar axis.
Discusses in detail the then currently debated issue of a 'mintcharge or seigniorage' on gold coinage. Also discusses the idea of an international coinage.
Signing himself 'A.B.C.D.,' asks whether a priest is guilty of perjury for having refused to testify regarding a murder on the grounds that this would violate the seal of the confessional.
Times of 12 May called for remedy to industrial pollution. In 1838 JH visited soda production plant near Newcastle and suggested profitable modification to fume chimneys that removed harmful vapors and generated useful compounds.
Supports, for scientific and commercial reasons, the retention of the British system of measures, arguing against adoption of the metric or decimal system.
Gives data necessary for astronomers to observe Biela's Comet.
Discusses the history, nature, and appearance of Biela's Comet.
[Responding to a suggestion for a fund campaign aimed at refurbishing William Herschel's 40-foot reflector], JH suggests that it would not be practical to reestablish this telescope.
Argues against the view that what JH has taken to be the tail of a comet [Great Comet of 1843] is actually due to the zodiacal light.
Reports that a very prominent comet [Great Comet of 1843] is coming into view.
Gives latest observations of the comet [Great Comet of 1843]. Predicts head will soon be visible.
Urges that observations be made of sunspots. Notes that sunspots are much more evident now than in 1856. [Written by JH under the pseudonym 'Helioscopus']
[It having been asserted in the Times that the Russians have not communicated about the climate at Pekin], JH notes that in fact wonderfully detailed meteorological observations for Pekin from 1850 to 1855 have been widely distributed by the Russians.
Calls public attention to an inexpensive process JH devised in 1838 to eliminate noxious acid fumes coming from manufacturers of soda.
Responds to objections published in the Times of 30 June to JH's 1864-6-18 letter to the Times regarding the introduction of the metric system in England; JH opposes this and goes on to explain the scientific basis of the British system.
Corrects typographical errors in JH's recent letters [1864-6-18 & 1864-7-1] to the Times.