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Girolamo della Volpaia, Orologio solare
Girolamo della Volpaia, Polyhedral dial

Florence 1590
Boxwood; height 11 cm
Florence, Istituto e Museo di Storia della Scienza, inv. 2460

Multiple sundial in the shape of a pillar. Each face of the polyhedral holds a different solar quadrant with its gnomon. At the base is a compass and on the hollowed surface is marked the latitude of Florence.