First shown in 1959, the Chevrolet XP-700 was revised in 1960 with a longer and smaller grille, extended tail and double bubble plastic roof, complete with a periscope rear-view mirror. The transparent canopy was like a one-way mirror, passengers could see out, but outsiders would see their own reflections. Originally painted red, the version that appeared during the 1961 Chicago Auto Show was finished in pearlescent silver, which matched the…