Having sniffed the dead man's lips I detected a slightly sour smell, and I came to the conclusion that he had had poison forced upon him.

Again, I argued that it had been forced upon him from the hatred and fear expressed upon his face.

By the method of exclusion, I had arrived at this result, for no other hypothesis would meet the facts.
Do not imagine that it was a very unheard of idea.

The forcible administration of poison is by no means a new thing in criminal annals.
The cases of Dolsky in Odessa, and of Leturier in Montpellier, will occur at once to any toxicologist.
"And now came the great question as to the reason why.

Robbery had not been the object of the murder, for nothing was taken.