US$ 72.00
The vagrant exclaims And they Ain't half Buttered
11th February 1967
Firle Hill Climb
Inscribed below: 'WOLSTHORPE
Front view of the Guildhall
A terrella Size:L: 70 x 70cm The vagrant exclaims And theyA terrella ('little earth') is a sphere made of a magnetized substance, used to simulate the magnetic field of the earth. In the 16th century the English physician William Gilbert used a terrella made out of lodestone (a naturally occurring magnetized mineral) to demonstrate that the earth is magnetic, and to explain how mariner's compasses work. 17th century
US$ 72.00
US$ 19.99
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