'The four wheel'd orrery' vinegar 10th August 1957

10th August 1957

Plate 1 from the book Observations on the cow-pock

Arfons survived without serious injury

His best-known work is the two-volume A history of the Royal Society

The Campaign was successful and brought enhanced trade opportunities on the Gold Coast to Britain

'The four wheel'd orrery' vinegar 10th August 1957The four wheel'd orrery' from A dissertation upon the phaenomena of the harvest Moon; also, The description and use of a new four wheel'd orrery, and an Essay upon the Moon's turning round on her own axis, by James Ferguson (London, 1747). James Ferguson (17101776) was a natural philosopher and inventor of scientific instruments. An orrery is a mechanical model of the Solar System, based on Copernican principles. Original: engraving. 1747