Books: Legends the Propheteers

by Max Apple Harper & Row; 306 pages; $16.95

The year is 1964. At her mansion in Orlando, Margery Post, the immensely rich only child of the man who invented Grape-Nuts, asks a friend, "Milly, if you had one place on earth where you finally felt comfortable, would you let the Disneys build a park in your backyard?" Milly happens to be a trusted associate of the ice cream and motel magnate Howard Johnson, who is also in Orlando, hoping to stop the Disneys. "I think we could take them," he tells her. "I think we can move into vacations."

Thus is joined a fictional battle involving real-life combatants. But...