In my '79 sales brochure there are several! Some of the better ones are:
"The 911 SC: The Essence of fine Porsche Engineering"
"Open Skies for the 911 SC: The Targa Way of Life"
"Inside the 911 SC: The Commodious Sports Car"
"Porsche 911 SC and Turbo: Culmination of a Concept"
"The Porsche 911 Family: Heirs to a Great Sporting Tradition"