1st Lt. Walter Haut (June 3, 1922 – December 15, 2005) was the public information officer (PIO) at the 509th Bomb Group based in Roswell, New Mexico, during 1947.
At Operation Crossroads, the A-bomb tests at the Bikini atoll in the summer of 1946, he dropped instrument packages to record data from the bomb blasts.
In 1947, he became the public information officer for the 509th Atomic Bomb Group at Roswell Army Air Field in New Mexico.
"[8] By this time, Haut, along with Max Littell and Glenn Dennis, had opened the International UFO Museum and Research Center.
[11] Haut passed in 2005; in 2007, Donald Schmitt and Tom Carey published the book Witness to Roswell, which prominently featured the document, presented as the "Sealed Affidavit of Walter G.