Readers Digest Association Did you know? : new insights into a world that is full of astonishing stories and astounding facts / Readers Digest Association - London Readers Digest Association Limited c1990. - 384 p. Includes index. ISBN: 0-86438-197-2 Subjects--Topical Terms: Curiosities and wonders. Dewey Class. No.: Cir 032.02 R2271 1990