Convertiplanes at Early 1950s

[hesham]

Hi,

here is some convertiplanes from a PDF of 1950s,as Michigan University's report;

1- by Mr. Koah C. New
2- maybe by the same guy as 1
3- by G. B. Harrick
4- by L. LePage
5- by General Electric 1944
6- maybe also by General Electric
7- maybe also by General Electric
8- maybe by Doak

 

[Boombabb2]

1, 2, and 3 look like gyroplanes.