Description
N of Dixon Entrance, Alex. Arch. 254 square miles in size. 47 miles long by 9 miles wide.
History
Named in 1879 by U.S. Coast and Geodetic Survey (USC&GS) for William Healey Dall, 1845-1927, USC& GS (1871-84), U.S. Geological Survey (USGS) (1884-1925), and a member of the Harriman Alaska Expedition in 1899. In 1895, the U.S. Coast and Geodetic Survey (USC&GS) called the southern part of this island "Dall" and the northern part "Quadra."