The unraced F1 projects of 1978 can be found in this article. Just to make it a bit easier with an overview for everyone.
Phillip Island Classic to host F1 cars from Europe
70 years of unraced F1 cars and teams
Unraced projects of the 1979 season
Projects 1970 - 1999 Archieven
Ferrari and McLaren's failed IndyCar projects - The Race
Prost AP01B Archieven
Porsche in motorsport - Wikipedia
Trivelleto Archieven
March 782
A big thank you to all my followers and fans!
Astral Moon - Bill Grohn's Saskatchewan speed demon - Assiniboia Downs - Live Racing, Simulcast Racing, VLTs, Dining, Facility Rentals!
1978 Ralt RT1 Formula 2 HTP 31.12.2031
The Lotus 88 is the most ingenious F1 car ever