Aleutian Islands and Aleut Settlement, a History After the war, William S. Laughlin began a multi-year, interdisciplinary program on Umnak Island. About the same time. Bank II began surveying and testing sites all along the Aleutian chain. The late 1960s and early 1970s saw a flurry of excavation activity on Akun, Atka, and Amchitka. Since the 1970s archeological work in the Aleutians has consisted mainly of surveys and inventories of prehistoric...