I was dependent upon him for food and clean linen.

When I was watching Stapleton, Cartwright was frequently watching you, so that I was able to keep my hand upon all the strings.
"I have already told you that your reports reached me rapidly, being forwarded instantly from Baker Street to Coombe Tracey.

They were of great service to me, and especially that one incidentally truthful piece of biography of Stapleton's.

I was able to establish the identity of the man and the woman and knew at last exactly how I stood.

The case had been considerably complicated through the incident of the escaped convict and the relations between him and the Barrymores.