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Camillo della Volpaia, Quadrante orario
Camillo della Volpaia, Horary quadrant

16th cent.
Brass; radius 19 cm
Florence, Istituto e Museo di Storia della Scienza, inv. 3628

This instrument had astronomical, topographic and gnomonic functions. On the recto is a horary quadrant and a graduated scale, while a shadow square to measure heights and inaccessible distances is on the verso.