Denham Islet

Denham Islet (50˚26'00" 125˚15'00" Off N end of Sonora I, Cordero Channel, N of Campbell R), Denham Rock (50˚26'00" 125˚14'00" Off NE side of Sonora I). Adm Sir Henry Mangles Denham (1800–87) was a prominent RN hydrographer. He assisted with surveys of the French coast (1827), Bristol Channel (1828–35) and Ireland (1842). As cdr of HMS Avon, he charted the W coast of Africa (1845–46). From 1852 to 1861 Denham made a major expedition to the S Pacific as capt of HMS Herald, surveying...

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