Sujet

Engraving depicting the use of a cross-staff used to measure altitudes of celestial objects

Légende

Engraving depicting the use of a cross-staff used to measure altitudes of celestial objects. Dated 17th Century

Date

17e siècle

Crédit

Photo12/Ann Ronan Picture Library

Notre référence

ARP23A13_309

Licence

Droits gérés

Format disponible

60,0Mo (3,1Mo) / 31,2cm x 48,2cm / 3682 x 5695 (300dpi)

Mots clés

17th Century Engraving Engraved Cross-Staff Jacob's Staff Ballastella Fore-Staff Balestilha Measurement Measurements Altitudes Altitude Celestial Celestial Object Astronomical Astronomer History of Astronomy Astrological Astronomy 17th Century