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H4348 Octant, [ebony], ivory/brass/mahogany, Spencer Browning & Rust, London, [1790-1810]
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Object statement
Octant, [ebony], ivory/brass/mahogany, Spencer Browning & Rust, London, [1790-1810]
Made for D. McGregor of Greenock

 This text content licensed under CC BY-NC.

Description
Octant, [ebony], ivory/brass/mahogany, Spencer Browning & Rust, London, [1790-1810]
Octant, [ebony], ivory and brass, in mahogany box, Spencer Browning & Rust, London, made for D McGregor Greenock, [1790-1810] (OF). Sextant brought to Australia in 1839 by H J Sloan (SB).
Ivory scale, radius 240mm, divided in graduations of 1-100 (degrees). The horizon is sighted by means of a sighting telescope mounted on one of the radii of the secor, An index arm is pivoted at the centre of the graduated arc and a miror mounted at that pint. A second mirror is mounted apposite the sighting telescope on the opposing radii. There are three shades each for the index and horizon glasses. Inside a mahognay box.

Designed: Spencer, Browning & Rust; London, England

Made: Spencer, Browning & Rust; London, England; 1790 - 1810
Marks
Octant marked "Spencer Browningt & Rust. London. / Made for. D.Mc.Gregor. Greenock"
H4348
Height
106 mm
Width
330 mm
Depth
350 mm

 This text content licensed under CC BY-SA.
Acquisition credit line
Gift of Sloan, J, Esq, 1941

This object record is currently incomplete. The information available may date back as far as 125 years. Other information may exist in a non-digital form. The Museum continues to update and add new research to collection records.
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{{cite web |url=http://from.ph/238983 |title=H4348 Octant, [ebony], ivory/brass/mahogany, Spencer Browning & Rust, London, [1790-1810] |author=Powerhouse Museum |accessdate=24 May 2013 |publisher=Powerhouse Museum, Australia}}


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Object viewed 3121 times. Parent IRN: 2141. Master IRN: 2141 Img: 121101 Flv: H:2782px W:1798px SMO:0 RIGHTS:.