Includes: Beyond bedlam by Wyman Guin Equinoctial by John Varley By his bootstraps by Robert A. Heinlein The golden helix by Theodore Sturgeon Born with the dead by Robert Silverberg Second game by Charles V. de Vet and Katherine MacLean The dead past by Isaac Asimov The road to the sea by Arthur C. Clarke The star pit by Samuel R. Delany Giant killer by A. Bertram Chandler A case of conscience by James Blish Dio by Damon Knight Houston, Houston, do you read? by James Tiptree Jr. On the storm planet by Cordwainer Smith