"What time does that get to Detroit ?" He was thinking if he could only get there and cross the river into Canada, he could take his time about getting to Montreal.

He was relieved to learn that it would reach there by noon.
"Mayhew won't open the safe till nine," he thought.

"They can't get on my track before noon." Then he thought of Carrie.

With what speed must he get her, if he got her at all.

She would have to come along.