1682
John Hadley, English mathematician, invented the octant (died 1744)
John Hadley, English mathematician, invented the octant (died 1744)
6 events found for 1682
John Hadley, English mathematician, invented the octant (died 1744)
Roger Cotes, English mathematician and astronomer (died 1716)
Pierre François Xavier de Charlevoix, French historian, explorer, and author (died 1761)