Hughes H-4 Hercules Spruce Goose prototype strategic airlift flying boat.
https://s3-us-west-1.amazonaws.com/h...ruce_goose.jpg
https://s3-us-west-1.amazonaws.com/h...uce_goose1.jpg
https://s3-us-west-1.amazonaws.com/h...uce_goose2.jpg
Previously:
https://www.homemadetools.net/forum/...097#post153553
https://www.homemadetools.net/forum/...596#post143264
https://www.homemadetools.net/forum/...365#post131263