Citizens of Springfield first witnessed human flight, a balloon ascent, on July 5, 1858. In 1861, the capital city's most famous resident, Abraham Lincoln, then residing in the White House, authorized the creation of the first U.S. "air force," a balloon to observe Confederate troops. Springfield's interface with aviation has been a steady stream of hot-and-cold-running enthusiasm since airplanes began flying from the state fair racetrack infield...