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AN ENGLISH BRASS CIRCULAR PLOTTING PROTRACTOR, TROUGHTON & SIMMS, LONDON, MID 19TH C with vernier
AN ENGLISH BRASS CIRCULAR PLOTTING PROTRACTOR, TROUGHTON & SIMMS, LONDON, MID 19TH C with vernier adjustment, 15.2cm diam, later turned mahogany b...
A FRENCH BRASS AND MAHOGANY 5CM REFRACTING TELESCOPE, LEREBOURS A PARIS, MID 19TH C single extension
A FRENCH BRASS AND MAHOGANY 5CM REFRACTING TELESCOPE, LEREBOURS A PARIS, MID 19TH C single extension with lens cap++In complete but well used cond...
AN ENGLISH BRASS AND MAHOGANY 2 ½ INCH INVERTING NIGHT TELESCOPE, GILBERT & CO, LONDON, 19TH C
AN ENGLISH BRASS AND MAHOGANY 2 ½ INCH INVERTING NIGHT TELESCOPE, GILBERT & CO, LONDON, 19TH C single extension with shuttered lens cap++A handsom...
A GERMAN BRASS 4.5CM REFRACTING TELESCOPE, UTZSCHNEIDER u FRAUNHOFER IN MUNCHEN, EARLY 19TH C single
A GERMAN BRASS 4.5CM REFRACTING TELESCOPE, UTZSCHNEIDER u FRAUNHOFER IN MUNCHEN, EARLY 19TH C single extension, the canvas body tube within wooden...
AN ENGLISH BRASS 1 5/8 INCH ACHROMATIC NIGHT TELESCOPE, DOLLOND LONDON, MID 19TH C single extension with sliding hood and stitched rich brown hide...
AN ENGLISH NICKEL PLATED BRASS 1 5/8 INCH REFRACTING TELESCOPE, DOLLOND, LONDON, 19TH C single
AN ENGLISH NICKEL PLATED BRASS 1 5/8 INCH REFRACTING TELESCOPE, DOLLOND, LONDON, 19TH C single extension with sliding lens hood and tapered, stitc...
AN ENGLISH BRASS 1 5/8 INCH DAY OR NIGHT TELESCOPE, DOLLOND, LONDON, single extension with knotted
AN ENGLISH BRASS 1 5/8 INCH DAY OR NIGHT TELESCOPE, DOLLOND, LONDON, single extension with knotted string covered tube++In average used condition ...
AN ENGLISH NICKEL PLATED BRASS 1 5/8 INCH REFRACTING TELESCOPE, ROSS, LONDON, NO 24907a, SOLD BY
AN ENGLISH NICKEL PLATED BRASS 1 5/8 INCH REFRACTING TELESCOPE, ROSS, LONDON, NO 24907a, SOLD BY PASCALL, ATKEY & SON, COWES, 19TH C single extens...
AN ENGLISH BRASS 1 ½ INCH REFRACTING TELESCOPE, UNSIGNED, MID 19TH C single extension with sliding
AN ENGLISH BRASS 1 ½ INCH REFRACTING TELESCOPE, UNSIGNED, MID 19TH C single extension with sliding hood, plaited and black painted string covered ...
A SCOTTISH BRASS 1 5/8 INCH REFRACTING TELESCOPE, P FEATHERS, DUNDEE, 19TH C single extension with
A SCOTTISH BRASS 1 5/8 INCH REFRACTING TELESCOPE, P FEATHERS, DUNDEE, 19TH C single extension with sliding lens hood and shuttered cap, stitched d...
AN ENGLISH BRASS SIMPLE MICROSCOPE, GEORGE LINDSAY, LONDON, NO 16, DATED 1742 [1743] with hinged,
AN ENGLISH BRASS SIMPLE MICROSCOPE, GEORGE LINDSAY, LONDON, NO 16, DATED 1742 [1743] with hinged, fretted bracket, hinged stage, focusing lever an...
AN ENGLISH BRASS 7 INCH PETZVAL MAGIC LANTERN LENS, C1895 focusing by rackwork with integral
AN ENGLISH BRASS 7 INCH PETZVAL MAGIC LANTERN LENS, C1895 focusing by rackwork with integral fitted mounting plate, approx 5cm diam, lens flap wit...