Robbie / Isaac Asimov -- Virtuoso / Herbert Goldstone -- Boomerang / Eric Frank Russell -- The jester / William Tenn -- Skirmish / Clifford Simak -- Men are different / Alan Bloch -- Letter to Ellen / Chan Davis -- The golden egg / Theodore Sturgeon -- Dead end / Wallace MacFarlane -- Sam Hall / Poul Anderson -- Dumb waiter / Walter M. Miller, Jr. -- Problem for Emmy / Robert Sherman Townes.