But still there was no sign of them.

Then I walked up the train to the compartment which I had seen them enter.

And there they were, apparently fast asleep in the corner by the off-side window, the man leaning back with his mouth open and the woman resting against him with her head on his shoulder.

She gave me quite a turn when I went in to look at them, for she had her eyes half-closed and seemed to be looking round at me with a most horrible expression; but I found afterwards that the peculiar appearance of looking round was due to the cast in her eye." "They were dead, I suppose ?" said Thorndyke.
"Yes, sir.

Stone dead; and I found these on the floor of the carriage." He held up two tiny yellow glass tubes, each labelled "Hypodermic tabloids.