Ronald Robert Fogleman, retired General in the United States Air Force who served as Chief of Staff of the Air Force from 1994 to 1997, and before that, from 1992 to 1994 as Commander-in-Chief of the United States Transportation Command.
Fogleman was a command pilot and a parachutist, and amassed more than 6,800 flying hours in fighter, transport, tanker and rotary wing aircraft. He flew 315 combat missions and logged 806 hours of combat flying in fighter aircraft. 80 of his missions were as a "Misty FAC" in the F-100F Super Sabre at Phu Cat Air Base, Vietnam between 25 December, 1968 and 23 April, 1969.
The signed letter comes from a reliable collector, who personally received the autograph.