A reference guide to the prices of paperback collectible books and a bibliography of paperback imprints. Lists all mass market paperbacks published in the United States between 1939 and 1959 ; some publishers are listed through 1965. Includes selected Canadian, pre-1939 and post 1959 books based on colector interest. Lists over 30,000 entries under their imprint names and imprint code numbers.

Lists by series and publisher the current prices for paperback books published between 1939 and 1959, with selective illustrations of their covers

A bibliography of science fiction and fantasy writer, editor, and publisher Robert Reginald, with an introduction by William F. Nolan and an Afterword by Jack Dann.