Description
Windfall Island is located in mouth of Windfall Harbor, on coast of Admiralty I., 29 mi. NNE of Angoon, Alex. Arch.
History
Named in 1889 by Lieutenant Commander H. B. Mansfield, U.S. Navy (USN); published by U.S. Coast and Geodetic Survey (USC&GS) in the 1891 Coast Pilot (p. 145).