carriage has been carefully examined. I saw to it myself."

It was one of my friend's most obvious weaknesses that he was
impatient with less alert intelligences than his own.

"Very likely," said he, turning away. "As it happens, it was not
the carriages which I desired to examine. Watson, we have done
all we can here. We need not trouble you any further, Mr.
Lestrade. I think our investigations must now carry us to
Woolwich."

At London Bridge, Holmes wrote a telegram to his brother, which
he handed to me before dispatching it. It ran thus:

See some light in the darkness, but it may possibly flicker out.
Meanwhile, please send by messenger, to await return at Baker
Street, a complete list of all foreign spies or international
agents known to be in England, with full address.

Sherlock.

"That should be helpful, Watson," he remarked as we took our
seats in the Woolwich train. "We certainly owe Brother Mycroft a
debt for having introduced us to what promises to be a really
very remarkable case."

His eager face still wore that expression of intense and high-
strung energy, which showed me that some novel and suggestive
circumstance had opened up a stimulating line of thought. See
the foxhound with hanging ears and drooping tail as it lolls