21st Sep, 2017 12:00
Fine Instruments of Science & Medicine
Six 18th Century Calendar Medals
by John Powell, with Julian calendar example, 1748, and Gregorian calendars for 1756, 1774, 1787, 1793 & 1797, all with moon phase calendar to reverse.
Sold for £120
Result plus buyers premium
by John Powell, with Julian calendar example, 1748, and Gregorian calendars for 1756, 1774, 1787, 1793 & 1797, all with moon phase calendar to reverse.
Auction: Fine Instruments of Science & Medicine, 21st Sep, 2017
