Well, they were around in 1991 because they were flown as a lunchtime demo at the summer of 1992 NATS in Chicopee MA but it took a bit to get the construction article published

I am trying to figure out something to run as a special for the anniversary. The magazine hit subscribers 11/8/92... I know because my phone started to ring. By Thanksgiving I was overwhelmed. So yes, there will be something probably from early November through New Years. it's amazing they have stayed so popular since the last magazine ad I ran was the end of 1994. Word of mouth and the web have kept them alive