Donovan studied the map. The mining station was a black circle, and black lines showing the tunnels stretched out from it. 'Look, we can come out here, at exit 13A, five kilometres from the selenium pool.'
'Right. Get your insosuit,' Powell said.
It was the first time they had worn the insosuits. They were light, but big and ugly. A human being wearing an insosuit could survive the sun on Mercury for twenty minutes.
'Are you ready to take us to exit 13A?' Powell asked the robot.
'Yes. Master.'