On Friday, May 26, 2017 at 9:17:22 AM UTC-7, wrote:
Hmmm.
Long Wings
Single jet engine
Ability for high altitude flights

Did the ghost of Kelly Johnson aid in the design of this aircraft?

First jet sailplane was the Fouga CM8 R13 Cyclone which flew in 1949:

https://minijets.org/fr/100-150/turb...8-r13-cyclone/

Maybe Kelly Johnson was influenced by it...

Marc