20th Apr, 2011 12:00

Maritime and Scientific Models, Instruments & Art (Princess)

 
  Lot 241
 

241

[M] A 16IN. RADIUS EBONY AND BRASS VERNIER OCTANT,...

A 16IN. RADIUS EBONY AND BRASS VERNIER OCTANT, CIRCA 1780
divided to 95º, Vernier with centred '0', polished brass index arm engraved with foliage and a trophy-of-arms, name plate inscribed G. Heath, London, pinhole sights, mirrors, three shades and bone-capped pencil -- 17in. (43cm.) high overall; contained in a later stepped keystone case with facsimile label

Sold for £1,178
Estimated at £800 - £1,200

(inc. buyer's premium of 24%)


 
A 16IN. RADIUS EBONY AND BRASS VERNIER OCTANT, CIRCA 1780
divided to 95º, Vernier with centred '0', polished brass index arm engraved with foliage and a trophy-of-arms, name plate inscribed G. Heath, London, pinhole sights, mirrors, three shades and bone-capped pencil -- 17in. (43cm.) high overall; contained in a later stepped keystone case with facsimile label
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