My peanut-brain chronological thought process...
I don't recognise it!
Project?
The Carma Weejet?
No.
Didn't the guy who designed the Weejet work for North American?
North American project?
Lockheed? They also had transport designs.
Alternative to the Temco Pinto?
Russian?
Yak project?
Early design prior to the Yak-30...?...
Head hurts.
Stop thinking...