Universal Ring Dial Model from The Great Instruments of Discovery Collection, 1987 Puzzle possibly 1970's or earlier

possibly 1970's or earlier

Height 1 and 1/2 inches

This stunning piece is an original sterling silver silhouette by William Ressler issued by the Franklin Mint in limited edition in 1977

The twelve medals are forty five millimeters each and each weigh one ounce

Overall it's a fantastic piece

Universal Ring Dial Model from The Great Instruments of Discovery Collection, 1987 Puzzle possibly 1970's or earlierThis working sundial model was commissioned by the National Maritime Historical Society in 1987 as a part of their Great Instruments of Discovery Series. It is a precision calibrated scientific instrument crafted in solid brass. It was created for them by the Franklin Mint in the years leading up to the 500th anniversary of Columbus's voyage to America. This item is in mint condition with it's original box and certificate of authenticity. Dimensions