Christopher Columbus
1451 - 1506
1451-1506, mariner; explorer, Italian
Captain James Cook
1728 - 1779
1728-1779, explorer, navigator; mariner; cartographer, English; British
Samuel Berry Singer
1796
1796-1870?, mariner; inventor, British
John Syeds
active 1788-1811, mariner, compass & quadrant maker, active in London, England