The 1919 July 4th Airshow in Salida, Colorado featured a spectacular crash by pilot Harry B. Crewdson. The Salida Mail reported: 'Eight thousand people shuddered with horror when Harry B. Crewdson, descending with his biplane from a thrilling flight on July 4, crashed to earth, the machine a crunching, splintered wreck buried beneath a cloud of dust.' Crewdson flew 'to within 1,000 feet off the ground, swept over the fairgrounds in a large circle...