That must be Edinburgh, where reposed my portmanteau, and where a most efficient police force was now inquiring for me.

At the thought I laughed so loud that Archie must have heard me.

He turned round, saw my grinning face, and grinned back.

Then he signalled to me to strap myself in.

I obeyed, and he proceeded to practise 'stunts'-- the loop, the spinning nose-dive, and others I didn't know the names of.