TELLURIUM. French, late 19th century, height 17", width 18". Signed: INSTRUMENT ASTRONOMIQUE M.VIVIEN DE ST MARTIN PAR AMBASSADE DE FRANCE DANS LE EMPIRE AUTRICHE-HONGARIE 1889. 17,000pounds. driven by clockwork, devised to demonstrate the effect of the motion of the earth and the obliquity of its axis in causing the alternation of day and night, and the succession of the seasons. to teach "the use of the globes", as elementary astronomy was called.
Richard Glynne (18th century) Armillary sphere-orrery, ca. 1720 Oxford, Museum of the History of Science, inv. 57605 This instrument is a combination of an armillary sphere and a new kind of planetarium called an orrery. It demonstrates the structure of the Copernican universe.
The Tellurion Orrery by Peter Grimwood Image: Kevin Yates
GEORGE III POCKET GLOBE BY JOHN MILLER, EDINBURGH, 1793, DIA 3", IN A LEATHER CASE
Armillary sphere made in 1562 by Gualterus Arsenius in Louvain.