Ellison-Mahon Gweduck
The Ellison-Mahon Gweduck or Geoduck is an American twin-engine amphibious aircraft, built from composites to resemble the Grumman Widgeon. == Design and development == The Gweduck is a re-engined "re-creation" in modern composite materials of the early 1940s Grumman G-44 Widgeon.