The inspector can’t tell left from right.
Why would he hand a new picture on the wall and lengthen the pull string on the shade?
My problem is that I can’t remember what the original Mr. Galvin looked like so I don’t know why Nate is surprised.
Nut the cartoonist forgot to remove the cactus before sending the work to the publisher.
Nothing in the strip indicates that the thumbprint is a left thumb. The first suspect is holding the saw in his left hand. It is unlikely that he would switch it to his left hand just to wipe his face. He would more likely lay it aside.
It was the American. Any of the others would have written 17 Feb. He used the paper to shift suspicion to the foreigners.