newspaper; but that you should name which, and add that it came
from the leading article, is really one of the most remarkable
things which I have ever known. How did you do it?"

"I presume, Doctor, that you could tell the skull of a negro from
that of an Esquimau?"

"Most certainly."

"But how?"

"Because that is my special hobby. The differences are obvious.
The supra-orbital crest, the facial angle, the maxillary curve,
the--"

"But this is my special hobby, and the differences are equally
obvious. There is as much difference to my eyes between the
leaded bourgeois type of a Times article and the slovenly print
of an evening half-penny paper as there could be between your
negro and your Esquimau. The detection of types is one of the
most elementary branches of knowledge to the special expert in
crime, though I confess that once when I was very young I confused
the Leeds Mercury with the Western Morning News. But a Times
leader is entirely distinctive, and these words could have been
taken from nothing else. As it was done yesterday the strong
probability was that we should find the words in yesterday's issue."

"So far as I can follow you, then, Mr. Holmes," said Sir Henry
Baskerville, "someone cut out this message with a scissors--"