Report of Evaluation of the McDonnell Model 120 Flying Crane.

摘要

The McDonnell Model 120 Flying Crane was flown for 2.8 flight hours on 1 December 1959 at Smartt Field, St. Louis, Missouri, by US Army Aviation Board personnel. Maneuvers performed included takeoffs to a hover, hovering flight, sideward and rearward flights, takeoffs from a hover, climbs, descents, 360-degree pedal turns, running landings, landing from a hover, autorotations with power recoveries, and the transporting of external loads. (Author)