You understand me ?" I hadn't a doubt then that he was guilty.

His fear was too craven.
"There's a warehouse at the end here," said I, and led the way to it.
But when we reached it, its roof rose in a sharp slope from the low parapet guarding the leads where we stood.
"But I don't see," he objected; "and, anyway, I can't manage that." I pointed to a louver skylight half-way up the roof.

"We can prise that open, or break it.

It's easy enough to reach," I assured him.
He was extraordinarily clumsy on the slates, but obeyed my instructions like a child.

I wrenched at the wooden louvers.
"Got a knife ?" I asked.
He produced one--an ugly-looking weapon, but clean.