Astronomical Ring of an unusual type, showing the side of the instrument "Butterfield Paris". Undated, circa 1690. This instrument is closer to an equinoctial ring dial than most astronomical rings. | Wellcome Collection
Astronomical rings - Wikiwand
Mid 18th Century Brass Astronomical ring dial. - Gilai Collectibles
Sundial Ring from ThinkGeek - YouTube
Universal equinoctial ring sundial, astronomical ring dial | Science Museum Group Collection
Miniature Astronomical Ring Dial - Hemisferium | Boutiques de Musées
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Miniature Astronomic Ring Dial and stand – Zaytoun AlJundi
astronomical dial; ring-dial; sundial | British Museum
Foldable Astronomical Sphere Ring Astronomy Ring Spinner - Etsy
Astronomical Finger Ring, Gemma's Retro Vintage Globe Universe Ball Ring, Armillary Sphere Ring, Unfold to Change into Cosmic Ball, Creative Gift for Couple Lovers for Mom - Walmart.com
Universal equinoctial ring dial | Royal Museums Greenwich
Astronomical rings - Wikipedia
Epact: Astronomical Ring Dial unsigned, 16th century
Mid 18th Century Brass Astronomical ring dial. - Gilai Collectibles
Astronomical Ring, Spinner Ring, , Sun Ring, Ball Ring – meteroitex
16th Century German Astronomical Ring | A Token of Love – Gifts for Designers
Astronomical Sundial Ring Pendant – Obscuriosity
16th Century German Astronomical Ring | A Token of Love – Gifts for Designers
SOLD A fine late 18th century English brass universal equinoctial ring dial – Staetshuys Antiquairs
