"I see my sentry at his post," he remarked, "but no sign of a handkerchief." "Suppose we go down-stream a short way and lie in wait for them," said Jones, eagerly.

We were all eager by this time, even the policemen and stokers, who had a very vague idea of what was going forward.
"We have no right to take anything for granted," Holmes answered.

"It is certainly ten to one that they go down-stream, but we cannot be certain.

From this point we can see the entrance of the yard, and they can hardly see us.

It will be a clear night and plenty of light.