Ambrosiana
OPENING HOURS OF THE PINACOTECA AND BIBLIOTECA DURING CHRISTMAS FESTIVITIES
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21/11/2019
NEWS
An astrolabe is an ancient instrument used to locate the position of celestial bodies (sun, moon and stars): it represents the celestial vault projected on a plane. Astrolabes were used until the 17th century, when more precise astronomical instruments were introduced. However, they were included in scientific collections as a sign of cultural refinement. This astrolabe, dating from 1500, could determine the position of thirty eight stars.
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The new Ambrosiana Digital Library was created with the aim of enhancing the main funds (inf., Sup., S.P. and Trotti) through digitization and public and free dissemination via the Internet.