newton & son string orrery

newton & son
This rare 19th century orrery has an unusual pulley system to simulate the motions of the Earth and the Moon. The wooden base is covered with printed paper that bears the calendar and zodiacal scales and is supported by three painted and varnished wooden legs. The moving parts consist of the Earth and the Moon, which are turned using a pulley systems consisting of three wheels and strings. The planets Venus and Mercury are on hinged arms and can be moved manually. The central Sun is brass, and the planets and Moon are ivory, except for the Earth, which has printed paper gores. A pointer moves with the planets and indicates the date on the printed scale. The terrestrial globe bears the inscription "NEWTON & SON'S New Terrestrial Globe". Its prime meridian is labelled Meridian of London and its equator and ecliptic are graduated and labelled. The continents are simply outlined and these and the oceans labelled.

Antiques.co.uk Ref: UEDPDKXK

Materials:

WOOD,PAPER,BRASS,IVORY,

Width (cm):

13 INCHES

Height (cm):

8 INCHES

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