A fine late 18th-Century English brass drum-type planetarium/tellurion
A fine late 18th-Century English brass drum-type planetarium/tellurion, signed on the top of the drum Berge, London late Ramsden , the planetarium attachment with seven planet arms each with wooden planet and moon balls, the former painted black and white, Saturn with rings, the tellurion attachment with a 3-inch diameter terrestrial LANE'S Pocket GLOBE LONDON 1811 made up of twelve hand-coloured engraved gores with graduated equatorial, ecliptic and equinoctial colure, the oceans with explorers' tracks, the continents variously coloured and detailed, held on the angle of the ecliptic within a brass night/day indicator on a brass plate with ecliptic pointer and hour dial graduated I-XII (x2) with arrow and a pointer to read off the circumference scale on the main drum, with gear wheels beneath, both components moving around the central Sun ball on the 9-inch diameter brass drum with central wind rose and calendar and Zodiac scales around the circumference, with teeth for the tellurion attachment and winding handle, raised on a tapering brass column with folding inswept tripod feet ( some replacement parts ) -- 46.6cm. (18 3/8in.) high
A fine late 18th-Century English brass drum-type planetarium/tellurion
A fine late 18th-Century English brass drum-type planetarium/tellurion, signed on the top of the drum Berge, London late Ramsden , the planetarium attachment with seven planet arms each with wooden planet and moon balls, the former painted black and white, Saturn with rings, the tellurion attachment with a 3-inch diameter terrestrial LANE'S Pocket GLOBE LONDON 1811 made up of twelve hand-coloured engraved gores with graduated equatorial, ecliptic and equinoctial colure, the oceans with explorers' tracks, the continents variously coloured and detailed, held on the angle of the ecliptic within a brass night/day indicator on a brass plate with ecliptic pointer and hour dial graduated I-XII (x2) with arrow and a pointer to read off the circumference scale on the main drum, with gear wheels beneath, both components moving around the central Sun ball on the 9-inch diameter brass drum with central wind rose and calendar and Zodiac scales around the circumference, with teeth for the tellurion attachment and winding handle, raised on a tapering brass column with folding inswept tripod feet ( some replacement parts ) -- 46.6cm. (18 3/8in.) high
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.jpg "Source: Christie's")
.jpg "Source: Christie's")
