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Hell, Maximilian – Ephemerides astronomicae anni bissexti 1760, 1760 –...
Italiano: Frontespizio
Hell - Satellite Illusions - Public domain portrait drawing
Maximilian Hell's drawings explaining the sightings of the Venus satellite
Ephemerides Astronomicae 1781 Vindobonensem title page
Title page of Ephemerides Astronomicae Anni 1781 ad Meridianum Vindobonensem (for the year 1781 at the meridian of Vienna). Published 1780
Hell Observatio transitus Veneris ante discum Solis 1770
Maximilian Hell: "Observatio transitus Veneris ante discum Solis", 1770