footmarks and fills the air with its howling. Holmes would not listen
to such fancies, and I am his agent.
Suppose there really were some huge hound loose upon the moor. Where
would it lie concealed? How was it that no one saw it by day? What
about the man in the cab? And the letter which warned Sir Henry against
the moor? Was it a friend or enemy, and where was that agent now? In
London, or was it the stranger I saw the night before last on the moor?
It was certainly no one I have seen down here. Perhaps it was the same
stranger that dogged us in London? I determined to devote all my
energies to the purpose of laying my hands upon that man in the hope
that by doing so we might find ourselves at the end of all our
difficulties.
I decided not to tell Sir Henry all my plans. His nerves have been
