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Received Dr. [T. R.] Robinson's memorial to John Russell. Believes six-foot reflector could have been obtained as easily as a three-foot reflector.
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Comments on some of AS's writings, and on the effect of strong coffee on vision.
Encloses copy of the letter he has written [1850-7-20] to the Secretary of the Admiralty.
TM's attention has been drawn to the question raised by Joseph Hume in the House of Commons regarding the use of the Cape Observatory. Will forward a copy of the weekly register and later a copy of the general report.
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Asks JH to send copy of [T. R.] Robinson's memorial to John Russell on the southern telescope. Robinson's statement 'is wanted' for upcoming council meeting and has not yet arrived.
Sends a copy of the Globe newspaper with the critique on Karl Reichenbach. Sorry to hear JH will be travelling southwards. The West country is very attractive. Is pleased to hear JH is a Commissioner.
Calls JF's attention to an article in which an answer is attempted to JF's objection to 'the argument from probability of a physical connection between individuals of a double star.'
[A. J.] Ellis was correct; JH used earlier version of proof by [C. F.] Gauss in Theoria Motus Corporum Coelestium [1809] and was not aware of newer proof. But Ellis's objection to JH's proof applies only to properties of space.
Astronomical queries, with particular reference to the Coal Sack. [Probably to JH, but unclear from letter.]