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Paper: SS 14 - The Scientific Movement of the 17th Century
Unit: T3 - Innovation at court
Great steel quadrant, inscribed in a square, also of steel, and revolving in azimuth
Commentary
Great steel quadrant, inscribed in a square, also of steel, and revolving in azimuth
Tycho Brahe, Astronomiæ instauratæ mechanica (1598), ff. 13v-14r.
