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Astrolabio universale
Mater of a universal astrolabe

Late 16th cent.
Brass; diameter 29 cm
Florence, Istituto e Museo di Storia della Scienza, inv. 1100

Part of an astrolabe designed to hold planisphere plates, this mater displays a beautiful universal orthographic projection that allows the instrument to be used for all latitudes. Provenance: Robert Dudley bequest.