Thirty-four years of Scale aviationBy David Hart dwhart24@bellsouth.netPhotos by the author This year’s Top Gun Scale Invitational event, held April 27-May 1, was another great one with ideal weather conditions, including light wind that was mostly down the runway. For those who are familiar with Paradise Field in Lakeland, Florida, where the event has been held since 2010, crosswinds are the norm. More than 100 Scale aircraft were entered in the contest.I’ll share a description of the different classes of competition.Expert ClassFlying aircraft that they…