AN ASTRONOMICAL RING DIAL - photo 1
AN ASTRONOMICAL RING DIAL - photo 2
AN ASTRONOMICAL RING DIAL - photo 3
AN ASTRONOMICAL RING DIAL - photo 4

AN ASTRONOMICAL RING DIAL

Lot 70
09.12.2020 00:00UTC +00:00
Classic
Starting price
£ 20 000
AuctioneerCHRISTIE'S
Event locationUnited Kingdom, London
Buyer Premiumsee on Website%
Archive
The auction is completed. No bids can be placed anymore.
Archive
ID 470098
Lot 70 | AN ASTRONOMICAL RING DIAL
Estimate value
£ 20 000 – 30 000
AN ASTRONOMICAL RING DIAL

LOUVAIN SCHOOL, LATE 16th CENTURY

The brass rings folding flat; a removable throne with curved bar secured by two screws with three possible holes to the meridian ring in order to adjust latitude from 60° to 30° despite a graduated scale 0-90°; the equator with hour scales to both sides and on one side a shadow scale [0]-3-6-9-12-9-6-3-[0], the inside with a calendrical scale with initials of months and outside with symbols of zodiac; the declination ring with sighting vanes, scale 90°-[0]-90°, solar declination scale, scale for 24 hours from 1-12 twice, the inside of the ring with a fourth collar marked with numbers for 24 stars that are named and numbered on outside of the ring.

4 ¾in. (12.4cm.) diameter

Medium:Brass
Category:Scientific instrument
Auction house category:Clocks - Furnishings
Address of auction CHRISTIE'S
8 King Street, St. James's
SW1Y 6QT London
United Kingdom
Preview
09.12.2020 – 09.12.2020
Phone +44 (0)20 7839 9060
Email
4FQ.AYGKAGLUQ@FO3G@
Buyer Premium see on Website
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