Volume LXXI, No. 3. Published by Conde Nast Publications, 420 Lexington Ave., New York. Editor, John W. Campbell; assistant editor, Kay Tarrant; art director, Herbert Stoltz; business manager, Robert E. Park; advertising manager, Walter J. McBride; cover artist, Feodor Rimsky; illustrators, John Schoenherr, Leo Summers and George Schelling.

Science Fact article.

Short novel. Illustrated by John Schoenherr. Available as audio download on LibriVox Available as a free e-book on Project Gutenberg. Appeared in the collected works [i]Forward in Time[/i], published in 1973. Appeared int he anthologies [i]Study War No More[/i], edited by Joe Haldeman, published in 1977; and [i]The Second Science Fiction Megapack: 25 Modern and Classic Tales by Masters[/i], edited by John Gregory Betancourt, published in 2011.

Short story. Illustrated by Leo Summers. Appeared in the collected works [i]Eternal Frontier[/i], published in 2002. Available as a free e-book on Project Gutenberg.

Short story. Illustrated by George Schelling. Part of the Depression or Bust series. Available as a free e-book on Project Gutenberg. Appeared in the anthology [i]The Science Fiction Megapack: 25 Science Fiction Stories by Masters[/i], edited by John Gregory Betancourt, published in 2011.

Short story. Illustrated by John Schoenherr. Appeared in the collected works [i]Ten from Tomorrow[/i], published in 1966; [i]The Best Science Fiction of E.C. Tubb[/i], published in 2005; and [i]The Ming Vase and Other Science Fiction Stories[/i], published in 2011. Appeared in the anthology [i]The 9th Annual of the Year's Best SF[/i][i], [/i]edited by Judith Merril, published in 1964.

Short story.

Volume LXXI, No. 3. Published by Conde Nast Publications, 420 Lexington Ave., New York. Editor, John W. Campbell; assistant editor, Kay Tarrant; art director, Herbert Stoltz; business manager, Robert E. Park; advertising manager, Walter J. McBride; cover artist, Feodor Rimsky; illustrators, John Schoenherr, Leo Summers and George Schelling.