Record

RefNoAP/18/8
LevelFile
TitleUnpublished paper, 'Observations with the horizontal and dipping needles, made during a voyage from England to New South Wales' by James Dunlop
Date5 July 1833
DescriptionDunlop shares 'extensive uninterrupted' measurements and observations made using dip needles [dip circles]. The measurements extend 'over the Earth's surface about 180 degrees in longitude and 100 degrees in latitude'. Includes written observations, over 100 tables of data dating from 12 May 1831 to 25 October 1831, and a diagram showing magnetic observations on the southern hemisphere. The tables cover latitude, longitude, observational dip, position of the ship's head and corrected dip.

Subject: Magnetism

Received 22 February 1834. Communicated by Captain [Francis] Beaufort.

Whilst the Royal Society declined to publish this paper in full, an abstract of the paper was published in volume 3 of Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London [later Proceedings of the Royal Society] as 'Observations with the horizontal and dipping needles, made during a voyage from England to New South Wales'.
Extent148p
FormatManuscript
PhysicalDescriptionInk on paper
Digital imagesView item on Science in the Making
AccessStatusOpen
RelatedMaterialDOI: 10.1098/rspl.1830.0175
RelatedRecordMC/3/65
Fellows associated with this archive
CodePersonNameDates
NA5914Beaufort; Sir; Francis (1774 - 1857); hydrographer1774 - 1857
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