[Transcriber note: This etext was produced from Astounding Science Fiction February 1955. Extensive research did not uncover any evidence that the U.S. copyright on this publication was renewed.] He knew the theory of repairing the gizmo all right. He had that nicely taped. But there was the little matter of threading a wire through a too-small hole while under zero-g, and working in a spacesuit! MacNamara ambled across the loading ramp, savoring the dry, dusty air that smelled unmistakable of s