'I jolly well mean to enjoy the smash,' he felt. 'I know one pair of Eyes already; there's only the Whiff and the other Eyes to come. The moment I find them, I'll go bang into it.' He experienced a delicious shiver at the prospect.

One thing, however, remained uncertain: the stuff the Wave was made of. Once he discovered that, he would discover also—where the smash would come.

[!-- H2 anchor --]

CHAPTER IV.

'Can a chap feel things coming?' he asked his father. He was perhaps fifteen or sixteen then. 'I mean, when you feel them coming, does that mean they must come?'

His father listened warily. There had been many similar questions lately.

'You can feel ordinary things coming,' he replied; 'things due to association of ideas.'

Tom looked up. 'Association?' he queried uncertainly.

'If you feel hungry,' explained the doctor, 'you know that dinner's coming; you associate the hunger with the idea of eating. You recognise them because you've felt them both together before.'

'They ought to come, then?'