Quote.
"...........G.W. told me back in May that he was the first person to carry out this maneuver.
He was not shooting the sh1t, but the tale came out as a follow up to the conversation we where having, we had not seen each other since we both served on the same Sqn 20 years before.
john........"
If he did it before 1982, then he may well have been the first.