The 1919 Johns Multiplane, a large experimental aircraft with seven wings and six ailerons.
https://diqn32j8nouaz.cloudfront.net...multiplane.jpg
https://diqn32j8nouaz.cloudfront.net...ultiplane1.jpg
Previously:
https://www.homemadetools.net/forum/...508#post151269
https://www.homemadetools.net/forum/...521#post158809
https://www.homemadetools.net/forum/...235#post157933
https://www.homemadetools.net/forum/...665#post155656
https://www.homemadetools.net/forum/...650#post143487
