Provides JH with the latest Royal Observatory values for Gamma Virginis [see JH's 1845-9-30], and advises JH to change his method of measuring double stars.
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Provides JH with the latest Royal Observatory values for Gamma Virginis [see JH's 1845-9-30], and advises JH to change his method of measuring double stars.
Regarding measure of Virginis.
Believes GA's measurements [see GA's 1845-10-1] seriously in error, and strenuously defends JH's method.
Requesting JH to jog Sir Robert [Peel's?] memory.
Thanking JH for his letter on double star orbits. Observations on angles of position of Gamma Virginis.
How does one jog the memory of the First Lord of the Treasury [see GA's 1845-10-3]?
Still trying to solve the problem of jogging Robert Peel's memory [see JH's 1845-10-8].
S. J. A. Compton [Lord Northampton] has addressed a private letter to Robert Peel [see GA's 1845-10-9].
Results of testing at Collingwood by JH and W. R. Dawes of two 8-inch object glasses made by William Simms for Cape of Good Hope observatory.
Thanks JH for his report on William Simms's object glass trials [see GA's 1845-9-29], together with some other astronomical matters, including reference to a letter from F. W. Bessel.
Supplement to JH's report [see JH's 1845-10-10] on object glasses for Cape Observatory. Different results at lower powers when observing planets.
Is sending letters by W. R. Dawes and F. W. Bessel, the latter occasioned by a volume of 'Planetary reductions' presented to him by GA.
Thanks GA for the information about the presentation made to F. W. Bessel [see GA's 1845-10-20], and for sharing Bessel's reply.
A note to accompany the return of a letter to JH.
Has received a satisfactory response from the Admiralty [see JH's 1845-9-30].
Asks JH to write to George Merz for an object glass for a telescope for the Cape Observatory.
Mrs. Airy has given birth to a son.