Bob Burke, 75, of Clinton, a retired corporate jet pilot, brings his single engine Christen Husky airplane in for a landing on the 3,000-foot grass runway Saturday at the 7th annual Lincoln Fly-in at the Lincoln Municipal Airport in Lincoln. On the right are aircraft that have flown in from all parts of the state. As of noon Saturday, close to 50 aircraft had attended the fly-in, said Jim Bentch, president of the airport board.