A bone diptych dial, the lid with revolving volvelle, string gnomon missing, with compass box, the base with perpetual calendar, - 2¾in wide | Christie's

Lot 165

165

A bone diptych dial, the lid with revolving volvelle, string gnomon missing, with compass box, the base with perpetual calendar, - 2¾in wide

Details

A bone diptych dial, the lid with revolving volvelle, string gnomon missing, with compass box, the base with perpetual calendar, - 2¾in wide

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