Butler fully expected his arm to vanish, but it didn't. Just the hand. He could still feel it in an underwater-pins-and-needles kind of way. And he could still feel Artemis.
'No, you don't,' he grunted, tightening his invisible grip. 'I've put up with too much hardship over the years for you to disappear on me now.'
And so Butler reached down through the decades and yanked his young charge back from the past.
Artemis didn't come easy. It was like dragging a boulder through a sea of mud, but Butler was not the kind of person that gave up easily. He planted his feet and put his back into it. Artemis popped out of the twentieth century and landed sprawling in the twenty-first.
'I'm back,' said the Irish boy, as if he had simply returned from an everyday errand. 'How unexpected.'

The Lost Colony, Chapter 1