1872 May 9 On a Supposed Periodicity in the R. Soc. (Proc.)
Elements of Terrestrial Magnetism, with a
period of 26-1/4 days.
1872 Nov. 30 Address (as President) delivered at the
Anniversary Meeting of the Royal Society.
1872 Dec. 19 Magnetical Observations in the Phil. Trans.
Britannia and Conway Tubular Iron
Bridges.
1873 Feb. 25 Remarks on Mr Thornton's Paper on Inst. C.E.
"The State Railways of (Minutes.)
India"--chiefly in reference to the
proposed break of gauge.
1873 Mar. 12 Note on the want of Observations of R. Astr. Soc.
Eclipses of Jupiter's First Satellite (Month. Not.)
from 1868 to 1872.
1873 Mar. 14 Letter to the Secretary of the R. Astr. Soc.
Admiralty on certain Articles which (Month. Not.)
had appeared in the Public Newspapers
in regard to the approaching Transit
of Venus.
1873 Additional Note to the Paper on a R.
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