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[M] A 17TH/18TH-CENTURY ENGLISH GUNTER-TYPE BRASS...
A 17TH/18TH-CENTURY ENGLISH GUNTER-TYPE BRASS SECTOR
unsigned, engraved over both sides with sines, tangents, rhumbs etc., hinged at one end and with stabilising bar at the other, closed -- 9¾in. (25cm.) long
Literature: Dawes, H: Instruments of the Imagination, The Dawes Trust Ltd, 2009, p.26 where a similar example by Elias Allen can be viewed.
Sold for £868
Estimated at £400 - £600
(inc. buyer's premium of 24%)
A 17TH/18TH-CENTURY ENGLISH GUNTER-TYPE BRASS SECTOR
unsigned, engraved over both sides with sines, tangents, rhumbs etc., hinged at one end and with stabilising bar at the other, closed -- 9¾in. (25cm.) long
Literature: Dawes, H: Instruments of the Imagination, The Dawes Trust Ltd, 2009, p.26 where a similar example by Elias Allen can be viewed.