Was it possible that any one could want the Grange servants enough to kidnap them?
Philip thought of the nurse and felt that, at least as far as she was concerned, it was _not_ possible.

Or perhaps it was magic! A sort of Sleeping-Beauty happening! Only every one had vanished instead of just being put to sleep for a hundred years.
He was alone in the middle of the stable-yard when the thought came to him.
'Perhaps they're only made invisible.

Perhaps they're all here and watching me and making fun of me.' He stood still to think this.

It was not a pleasant thought.
Suddenly he straightened his little back, and threw back his head.
'They shan't see I'm frightened anyway,' he told himself.

And then he remembered the larder.
'I haven't had any breakfast,' he explained aloud, so as to be plainly heard by any invisible people who might be about.