Sante Menini, Mobile astronomical quadrant

INTRODUCTION
- Man and the stars
SECTION I
- The dawn of astronomy: Mesopotamia, Egypt and the Biblical Cosmos
SECTION II
- The cosmos becomes a sphere
SECTION III
- The geometry of the cosmos
SECTION IV
- The skies of Islam
SECTION V
- Evangelisation of the cosmos
SECTION VI
- The Renaissance of Astronomy
SECTION VII
- Galileo: the cosmos through the telescope
SECTION VIII
- From Galileo to Newton

Louis XIV visits the Académie des Sciences

Sante Menini, Mobile astronomical quadrant

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Sante Menini (17th-18th century)
Mobile astronomical quadrant, 1710
Bologna, Museo della Specola, Università di Bologna, inv. MdS 118

Observatory quadrant fitted with two telescopes (one of which is missing). The articulated central joint allowed the user to orient it in any direction to perform both astronomical and topographical observations and measurements.