Sir Robert John Le Mesurier McClure (28 January 1807 – 17 October 1873) was an Irish explorer of the Arctic who in 1854 traversed the Northwest Passage by boat and sledge and was the first to circumnavigate the Americas.
Author: unknown, from The Discovery of the North-West Passage by H.M.S. « Investigator » Capt. R. M'Clure, 1850, 1851, 1852, 1853, 1854, Robert McClure, Londres, Longman, Brown, Green, Longman, & Roberts, 1857. Source: Bibliothèque nationale du Canada License: CC-PD-Mark PD Old