Monocular Brass 18th-19th Century

Telescope Diopter Brass Italy XX Century

Italy, Early XX Century

Early 20th century brass telescope diopter. Alidade composed of a flat rod, called rule, at the ends of which two pinnulae rise hinged; equipped with metric scale, compass, spirit level and distance metric collimator telescope.

Sextant Brass Europe XX Century

Sextant with brass frame, vernier with adjustment screw, three colored filters for the fixed mirror and three for the mobile one, aiming telescope.

Stanley London Geodesy Graphometer With Compass London 20th Century

19th Century / 1801 - 1900

Brass geodesy graphometer, signed "Stanley London", with compass whose bottom is engraved with a compass rose indicating the 4 cardinal points and a broken bubble level. It has an inverted double diopter, as a goal for the fixed reference point, in the lower part. Another movable diopter with reading nonius in the fixed goniometer, the latter having a scale from 0 to 180° and from 180° to 0, indicated from 10° to 10°, semi-circular shape. Contained in a walnut box.

Scale With Weights Brass Iron Nuremberg Germany 17th-19th Century

19th Century / 1801 - 1900, 17th Century / 1601 - 1700

Brass and steel iron scale with spring system; it comes with 3 sets of cup weights; one consisting of six elements, two with houses (the outermost weight in the form of a case with a lid) and with six and five weights respectively. The latter, which is older than the rest of the lot and dates back to the 17th century, is stamped with a chalice on the outer part, while each of the inner weights has a triangle within which a six-pointed star is inscribed.

Vintage Scandalli Accordion 34/75 Bakelite Italy 1950s

Italy, 1950s

Bakelite accordion 34 keys and 75 bass with leather strap. Metal manufacturer's mark on the front.

Antique Heliocentric Planetarium Europe XIX Century

19th Century / 1801 - 1900

Planetarium consisting of a gilded brass base, equipped with seven brass arms, on which the wooden planets are grafted, accompanied by their satellites; the larger solar globe is in ivory. The planetarium can be placed in the first half of the nineteenth century, that is, before the discovery of Neptune (1846) and its identification as the eighth planet.

Mechanical Harpoon Towing Log Brass Porcelain ENgland 19th Century

T. WALKER'S Patent HARPOON SHIP LOG A.2.

Mechanical harpoon towing log/"Harpoon towing log" model A2, made of brass and porcelain, without stabiliser, fitted with three dials on the porcelain panel, of which the first records miles up to 100, the second records units up to 10 miles, the third records quarter miles. The four rotor blades are stamped with the anchor motif and the initials T.W. The design details and features suggest a production date around 1880.

Antique Barograph Wilson & Sharp Edinburgh Early '900s Wood

Scotland, Early XX Century

Barograph Wilson & Sharp Edinburgh.

Telescope Diopter Brass Europe XIX-XX Century

19th Century / 1801 - 1900

Telescope diopter made of brass, composed of a movable graduated ruler, small compass with wind rose on the base, distance collimator telescope, vertical graduated circle and spirit level placed on the top of the telescope.

Galloni Dental Technician Parallelometer Mid XX Century Iron Brass

Italy, Mid XX Century ca

Galloni Dental Technician Parallelometer.

Brass Sextant England 19th Century

V

Sextant with brass frame, vernier with adjusting screw and microscope for reading, three coloured filters for the fixed mirror, four for the mobile mirror. Marked "P. & G. Mattei Cardiff".

Brass and Mahogany Sextant England 19th Century

19th Century / 1801 - 1900

Sextant with brass frame, vernier with adjusting screw and microscope for reading, three coloured filters for the fixed mirror, four for the mobile mirror. Marked "P. & G. Mattei Cardiff".