Chains of the Sea

New York: Thomas Nelson Inc, 1973. Book Club Edition. Hardcover. Very Good/Very Good. Edited, with an Introduction by Robert Silverberg. Very Good in a Very Good jacket, bumped and with some shallow chips and tears at the edges, faded at the spine. Blue boards with grey ink lettering on the spine. Firmly bound with a slight forward lean, clean internally. A collection of three novellas by George Alec Effinger, Gardner Dozois, and Gordon Eklund. Dozois's title novella has become popular with ufologists for its depiction of ultraterrestrials.