The first half of his task was successfully accomplished but the more difficult still remained.
"It is possible that Stapleton did not know of the existence of an heir in Canada.

In any case he would very soon learn it from his friend Dr.
Mortimer, and he was told by the latter all details about the arrival of Henry Baskerville.

Stapleton's first idea was that this young stranger from Canada might possibly be done to death in London without coming down to Devonshire at all.

He distrusted his wife ever since she had refused to help him in laying a trap for the old man, and he dared not leave her long out of his sight for fear he should lose his influence over her.

It was for this reason that he took her to London with him.
They lodged, I find, at the Mexborough Private Hotel, in Craven Street, which was actually one of those called upon by my agent in search of evidence.