On Saturday, August 14, from 7:30 a.m.to 1:30 p.m., aviation enthusiasts will mark 86 years since Will Rogers and Wiley Post died in an Alaska plane crash. To honor their memory, pilots of small planes will land on a 2,000-foot grass strip at the Will Rogers Birthplace Ranch, adjacent to the house where Rogers was born in 1879. The fly-in is an opportunity for the public to get an up-close look at vintage and late-model small aircraft and visit with…