both, coming along the platform and getting into that carriage, and me not noticing him. I'm not used not to notice people, Robbie."
"It's your business, George," said Mr. MacAlister, and then as he gazed at his cousin's thoughtful face, his own grew suddenly animated.
"You're not thinking he's to dae wi' the murder, are you!" he cried.
"I'm not sure what to think till I've had another look into yon carriage," said the superintendent cautiously.
"We're slowing doon the noo!" cried Mr. MacAlister, "God, George, I'll come and hae a look wi' you!"
The train was hardly in the platform before the superintendent was out, with Mr. MacAlister after him, and the door of the next compartment was open almost as soon as the train was at rest. Never had the superintendent been more vigilant; and never had his honest face looked blanker.
"God! It's empty!" he murmured.
"God save us!" murmured Mr. MacAlister, and then he was visited by an inspiration which struck his relative afterwards as one of the unhappiest he had ever suffered from. "This canna be the richt carriage!" he cried. "Come on, Geordie, let's hae a look in the ithers!"
By the time they had looked into all the compartments of the carriage, the guard was waving his flag and the two men climbed hurriedly in
