'And Jack!'

'Who is Jack?'

'My chum! He must come too!'

'Oh—h'm! I don't know what to say about that! You had better ask King Ivanta yourself when you see him!'

'I will!' cried Gerald. And he did, with what result will presently appear.

CHAPTER VII

OFF ON A TRIP TO MARS.

'Our last morning upon the Earth, Jack, for many a day to come! Think of it! It scarcely seems possible, does it?'

'It's true enough, though, old chap! In a few hours we shall "sail away," as the song says, and shall be winging our way through space!'

'Fancy gazing down and taking our last look at our own globe! The daring of the thing gives me a bit of a shock, now that the event itself is so near at hand! How is it with you?'