The Helistat was an experimental heavy lift hybrid aircraft built from four Sikorsky H34 helicopters and an [N]-class airship. The sole prototype crashed immediately after liftoff, killing a pilot and injuring four others.
https://diqn32j8nouaz.cloudfront.net...t_fullsize.jpg
https://diqn32j8nouaz.cloudfront.net...1_fullsize.jpg
Previously:
https://www.homemadetools.net/forum/...960#post171690
https://www.homemadetools.net/forum/...789#post171066
https://www.homemadetools.net/forum/...193#post169023
https://www.homemadetools.net/forum/...835#post167608
https://www.homemadetools.net/forum/...746#post159695
