About
An astronomical and navigational instrument used to measure altitudes and angular distances, essential to the observational work of Copernicus and Kepler.
Connections
Other entities that appear in the same books as Quadrant.
Appears in 60 Books
Dante Alighieri; Landino, Christophoro (commentator)
Nicolaus Copernicus
Johannes Kepler
Robert Fludd
Albrecht Dürer
Robert Fludd
Brahe, Tycho
Albrecht Dürer
Marin Mersenne
Lautensack, Heinrich
Johannes Regiomontanus (1436-1476)
René Descartes
Thybourel / Appier-Hanzelet / Trithemius
Hermannus Contractus et al.
Emanuel Swedenborg
Galileo Galilei
Christiaan Huygens
Christophorus Clavius
Euclid; Andreas Mussard
Anonymous (Würzburg school)
Roger Bacon (trans. Robert Belle Burke)
John Maudith, Sahl ibn Bishr, Robert Grosseteste, et al.
Leonardo Fibonacci (ed. Baldassarre Boncompagni)
Tycho Brahe
Bonaventura Cavalieri
Pierre Gassendi
Zera ben Nathan, of Troki, 1578-
Luis Collado
Regiomontanus (Johannes Muller)
Blaeu, Willem Jansz
Aristoxenus
Tycho Brahe
Brahe, Tycho
Luis Collado
Christopher Clavius
Pappus of Alexandria; Federico Commandino
Pappus of Alexandria
Simon Stevin
Matteo Ricci & Xu Guangqi
Christophorus Clavius
Christophorus Clavius
Pierre Duhem
Marin Mersenne
Christopher Clavius
Bonaventura Cavalieri
Luis Collado
Peter Peregrinus, Pseudo-Albertus Magnus, Alcabitius, Al-Kindi, et al.