Editing D. B. Cooper (section)

===Barbara Dayton===
Barbara Dayton (1926–2002), a recreational pilot and [[University of Washington]] librarian who was named Robert Dayton at birth, served in the [[United States Merchant Marine|U.S. Merchant Marine]] and then the Army during World War II.<ref name=McNerthney2007>{{cite news|last=McNerthney |first= Casey |date=November 22, 2007 |title=D.B. Cooper, where are you? |url=http://www.highbeam.com/doc/1G1-171721183.html |work=Seattle Post-Intelligencer |access-date=February 16, 2011 |url-status=dead |archive-url=https://archive.today/20130125094547/http://www.highbeam.com/doc/1G1-171721183.html |archive-date=January 25, 2013 }} {{Subscription required}}</ref> After discharge, Dayton worked with explosives for construction work and aspired to a professional airline career, but could not obtain a commercial pilot's license.{{sfn|Gray|2011b|pp=57, 95}}

Dayton had [[gender reassignment surgery]] in 1969, and changed her name to Barbara; she is believed to be the first person to have had this type of surgery in Washington.<ref>{{cite web |last1=McNerthney |first1=Casey |title=The mystery of D.B. Cooper still endures |url=https://www.heraldnet.com/news/the-mystery-of-d-b-cooper-still-endures/ |website=HeraldNet.com |date=November 25, 2007 |access-date=August 13, 2022 |archive-date=July 27, 2024 |archive-url=https://web.archive.org/web/20240727133814/https://www.heraldnet.com/news/the-mystery-of-d-b-cooper-still-endures/ |url-status=live }}</ref> She claimed to have staged the hijacking two years later, presenting as a man, in order to "get back" at the airline industry and the FAA, whose insurmountable rules and conditions had prevented her from becoming an airline pilot.{{sfn|Olson|2010|pp=72–73}} Dayton said that the ransom money was hidden in a [[cistern]] near [[Woodburn, Oregon]], a suburban area south of Portland. She eventually recanted the entire story, ostensibly after learning that hijacking charges could still be brought. She also did not match the physical description particularly closely.{{sfn|Gray|2011b|pp=242–243}}