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The openwork piece on the front
The Shell is appx 1
Miniature Oriental astrolabe
Miniature sundial
this is an example of one of the first motion picture instruments
Miniature Astronomic Ring Dial and stand Vintage The openwork piece on theMiniature of astronomical ring dial. Height sundial. 17th and 18th century. Also known as the Universal Equinoctial Ring Sundial, this instrument is used to determine Solar time. The ring dial, the armillary, or dials indicate the principal circles of the heavenly sphere: the meridian, the equator, and the solstice meridian. This beautiful desktop replica is fashioned of brass and features a wooden base with a hook. Also available in necklace version