Princess's, "that you can't see me?"

"Can't you see we can't?" asked Jimmy rather unreasonably.

The sun was blazing in at the window; the eight-sided room was
very hot, and everyone was getting cross.

"You can't see me?" There was the sound of a sob in the voice of
the invisible Princess.

"No, I tell you," said Jimmy, "and I want my tea and "

What he was saying was broken off short, as one might break a
stick of sealing wax. And then in the golden afternoon a really
quite horrid thing happened: Jimmy suddenly leaned backwards,
then forwards, his eyes opened wide and his mouth too. Backward
and forward he went, very quickly and abruptly, then stood still.

"Oh, he's in a fit! Oh, Jimmy, dear Jimmy!" cried Kathleen,
hurrying to him. "What is it, dear, what is it?"

"It's not a fit," gasped Jimmy angrily. "She shook me."

"Yes, said the voice of the Princess, "and I'll shake him again if he
keeps on saying he can't see me."

"You'd better shake me," said Gerald angrily. "I'm nearer your own
size."

And instantly she did. But not for long. The moment Gerald felt