Studio portrait photograph by Maull and Polyblank of Sir John Ros (1777-1856). Ros was born at Balsaroch, Dumfries, Scotland. He joined the navy's East India Company in 1794 and rose through the ranks to become a Commander in 1812. He spent several years in the Baltic and North Seas, and in 1818 led an expedition, which included Sir Edward Sabine (1788-1883) and his nephew Sir James Clark Ros (1800-1862), to locate the North West Pasage between the Pacific and Atlantic Oceans. He made a second voyage in 1829-1833, during which he discovered the Gulf of Boothia and King William Land. He published various works on nautical subjects and retired as a Rear Admiral in the 1850s. Dimensions: 200mm x 150mm.
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