An Acceptable Time by Madeleine L’Engle (1989) is the last of the sci-fi series of  books featuring Polyhymnia O’Keefe (known as Poly in The Arm of the Starfish and Dragons in the Water, and Polly in A House Like a Lotus and this book).

Poly’s parents are Meg Murry and Calvin O’Keefe, from the series that began with A Wrinkle in Time.

From the 1989 Farrar, Straus and Giroux edition of An Acceptable Time: When Polly O’Keefe visits her grandparents in Connecticut, she plans a quiet fall, filled with study and frequent forays to the star-watching rock. Read More→