It's the only part of this note which concerns you.
Well, I can tell you that it was the half-caste woman, as I thought, who let Wombo out of the hide-house.

She stole the key from Mr Maule's room when HE was asleep, and let Wombo out when YOU were asleep--a longer time perhaps than you imagined, Harris.

The black-boy made for the scrub, and I suppose they were in too great a hurry to think of shutting the door.

Oola sneaked back--they've got the cunning of whites and blacks put together, those half-castes--and no doubt she guessed there'd be a hue and cry directly the door was found open.

So she locked it again--and brought the key to her ladyship.' McKeith seemed to force the last words from between his teeth.
'Well, that's quite simple, isn't it ?' 'Now, I shouldn't call it as simple as you make out, Boss.