| Description | Tables of magnetic declination and magnetic intensity, twelve observations per hour for each, made during twenty-four hour periods at the Brera Observatory in Milan on 19-20 July 1843 and on 25-26 August 1843 [pp.1-2].
Both sets of observations were enclosed in the form of a letter communicated to the Royal Society by Francesco Carlini and endorsed as received on 28 September 1843. Numbered 397 and 398. With lists of observers and participants, signed by Robert Stambucchi and dated 16 September 1843.
Noted as 'Variations de la déclinaison et intensité horizontale magnétiques observées à Milan ..., by F. Carlini, Abstracts of papers printed in the Philosophical Transactions of the Royal Society of London, v.5 (1843), p.477. |