"10" BRITISH MICROMETER SEXTANT"
An original, mid 20th century micrometer sextant made by the
well known manufacturer
"KELVIN & HUGHES LIMITED"
The unit is made of ebonized cast aluminum with one large adjustable telescope,
quick release, micrometer adjustment wheel, index & horizon mirror, &
three legs on both sides of the unit.
This sextant was not made for use with any sun filters.
The original box is made of dovetail mahogany & contains the unit's
certification / calibration card dated & signed February 20th, 1959.
The graduated arc is 10" from edge to edge & is marked
"MADE IN GREAT BRITAIN"
"SURVEY MARK II"
H. HUGHES & SON LTD.
The index arm has an attached brass tag that has the company logo marked
with the image of the sun above & the water below.
The unit is 9" tall x 10 " wide x 6" deep in its legs.
The box is 13 1/2" wide x 12" tall x 6 3/4" high with two
front locking clips & a key hole (key & lock missing).
The telescope lenses are 95% clear, mirrors have some age spots,
however the unit is in functional condition.
ITEM # NRMDSEX-1
" 9" BRITISH SAILING SEXTANT"
A beautiful , and original 9" British Sailing
Sextant made of solid brass
with a nicely aged patina.
56 PARK LANE, LIVERPOOL
engraved in script on the center of the graduated arc.
The unit is in excellent condition for its age, with no marks or scratches
on any of the mirrors.
The unit is full complete with two telescopes, 7 sun filters, index and horizon mirrors,
and extra lens cover, adjustment tool, mahogany handle, and
a hinged magnifier help to read the beautiful silvered scale, which also is in
excellent , and fully readable condition.
The unit is 9 1/2" H x 9" W arc x 4"D laying on its legs.
The Box which is believed to be made of dovetail walnut,
has a beautiful aged look, with a shape
similar to an Octant measures
11 1/2" L x 11" W x 5" H
and has two locking hooks, a carrying handle and lock( key missing).
Weight 6 pounds
Just a wonderful antique navigation device in fully functional condition.
Circa Late 19th Century
ITEM # NRMDSEX-2
"10 INCH BRITISH SEXTANT"
Just a truly wonderful piece of navigation equipment
from the early 1900's, made by
"HEATH & COMPANY"
NEW ELTHAM, LONDON S.E.9.
"CURVE BAR MARK IV"
ENDLESS TANGENT SCREW
This is a 10" sextant, made of solid brass with a beautiful
bronze patina, 7 sun filters, a long telescope, with two
eyepieces, an oil bottle, a hinged magnifier, to read the two
silvered scales, with a full release, and precision slow motion
The inside cover of the box has the certification/calibration
certificate issued by :
THE NATIONAL PHYSICAL LABORATORY
to certify the sextants calibration adjustments, and
the manufacturers workmanship!!!!
This sextant was certified as
for both accuracy and manufacturing, complete
with an adjustment scale to compensate
for its accuracy in actual use.
Dated and Signed
November 19th, 1937
ITEM # NRMDSEX-3
9" BRITISH SEXTANT
"HEATH & COMPANY, NEW ELTHAM, LONDON"
A truly original and wonderful sextant made
"HEATH & COMPANY"
NEW ELTHAM, LONDON
The unit contains its certification certificate from the
"NATIONAL PHYSICAL LABORATORY"
and was certified as a class A sextant, with its calibration adjustments
Made of ebonized brass, with a beautiful polished brass and silver
graduated arc and mahogany handle.
Signed and dated December 1917.
The unit is
9" high x a 9 1/2" graduated arc x 4 1/2" deep on its legs
The box is
10 1/2"L x 9 3/4"W x 5 1/2" H
Weight 8 pounds.
A very nice unit in excellent condition for its age.
ITEM # NRMDSEX-4
"J. COOMBES, DEVONPORT , ENGLAND"
A really nice, and original, solid brass sextant
J. COOMBES, OPTICIAN & INSTRUMENT MAKERS
87 FORE STREET
Fully certified by the
NATIONAL PHYSICAL LABORATORY
SIGNED AND DATED
With the original owners name engraved in script
on the box , and the graduated arc, just below the
magnifier and scale viewing window.
A seamen from Brazil
LUIZ MONTEIRO DE BARROS
Just a truly nice item, in excellent condition
with only one long telescope
(one smaller telescope missing)
8" long, with a Graduated Arc of 10 " wide
and a height of 9" x 4" deep on its legs.
Weight with box 7.5 pounds
THIS SEXTANT TURNED
100 YEARS OLD IN JULY, 05
"WILFRED O' WHITE 10" SEXTANT"
An original 10"sextant , made by the famous compass designer
WILFRED O' WHITE
This sextant was made during the first year Wilfred started business in Boston
after his breakaway from his former Kelvin ties in Scotland.
The unit was manufactured under contract for
"THE UNITED STATES SHIPPING BOARD"
JANUARY , 1919
UNIT # 1401
as marked on the graduated arc, and on the box plaque.
This was most likely Wilfred's first production run of sextants for the Shipping Board
since he had just opened his new business in 1919.
The unit was sent out to the
NATIONAL PHYSICAL LABORATORY
to be certified , calibrated, and tested for its quality.
Certified as Class A, signed and dated January 1919
All sextants sent to this British establishment were considered the
cream of the crop if they passed the inspection , and sold only by the finest manufactures.
The unit is complete with all telescopes and eye pieces.
The box is 11 1/4" l x 10" w x 5 1/2" h
Weight 9 pounds
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