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A brass sextant in a fitted wooden case with two extra lenses, maker's mark indistinct, of Commercial Road, London, width 24cm. CONDITION REPORT A...
FRODSHAM & KEEN OF LIVERPOOL;
FRODSHAM & KEEN OF LIVERPOOL; a mahogany-cased brass sextant numbered 4685 with single spare end lens and large and short brass tubes to the box, ...
J SEWILL OF LIVERPOOL; a brass three-armed position finder, length 59.5cm, unboxed, a George III oak box for an octant with paper label inscribed ...
SPENCER BROWNING & RUST OF LONDON; a George III ebony, ivory and brass octant with central plaque inscribed 'Spencer Browning & Rust London, John ...
DOBBIE OF GLASGOW; a George III ebony, ivory and brass octant, length approx 30cm, unboxed and lacking lenses. CONDITION REPORT As you can see, th...
A large nickel silver parallel rule, length 61cm, a 19th century ebony and ivory rolling rule,
A large nickel silver parallel rule, length 61cm, a 19th century ebony and ivory rolling rule, length 31.5cm, a mahogany-cased bob thermometer num...
A group of maritime and related collectibles to include a Heath & Co of London 'Hezzanith' navigational slide rule in case, two thermometers, a to...
A small group of maritime and related collectibles including three heliograph mirrors, two glass light panels, a boxwood and brass gauge, a 16/32 ...