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Books about Gravatte:
Gravett, Gravatt, Gravitt, Gravatte by Vera LaRue Stookesberry McMains (1979)
Wiki information Gravatte:
Marianne Gravatte is an American model and actress. She was chosen as Playboy magazine's Playmate of the Month for the October 1982 issue, then as the 1983 Playmate of the Year. Her original pictorial was photographed by Richard Fegley.