"He may have brought the yacht in, but we don't know that he didn't bring Carstairs aboard her.

Why was that change of clothes made?
Probably because he knew that he'd be described as wearing certain things, and he wanted to come ashore in other things.

For aught we know, he came safely ashore, boarded a train somewhere in the neighbourhood, or at Largo itself--why not ?--and went off, likely here, to Edinburgh--where he'd mingle with a few thousand of folk, unnoticed." "Then--in that case, you think he's--what, Mr.Lindsey ?" I asked.

"Do you mean he's running away ?" "Between you and me, that's not far from what I do think," he replied.
"And I think I know what he's running away from, too! But we'll hear a lot more before many hours are over, or I'm mistaken." We were in Berwick at an early hour next morning, and we went straight to the police station and into the superintendent's office.

Chisholm was with Mr.Murray when we walked in, and both men turned to us with eagerness.
"Here's more mystery about this affair, Mr.Lindsey!" exclaimed Murray.
"It's enough to make a man's wits go wool-gathering.