TRUMPETS FROM THE STEEP (268 pp.)Diana CooperHoughfon Mifflin ($5).
When lovely woman stoops to the folly of autobiography, the enterprise is all too often flawed by malice, self-pity or a simple failure to grasp the fact that a book is not always interesting to others because its author is interesting to herself. Lady Diana Cooper escapes these dangers. From the first volume of her three-decker autobiography, The Rainbow Comes and Goes (TIME, Oct. 27, 1958), it was clear that Lady Diana is a natural if artless self-historian. Moreover, she has the great advantage...