About my hat I was not certain.

It was a felt Alpine hat, and whether I had bought it in London or New York I could not remember.

Whether it was evidence for or against I could not be sure.

So I took it off and began to fan myself with it, hoping to get a look at the name of the maker.

But with the eyes of the young prosecuting attorney fixed upon me, I did not dare take a chance.
Then, to aid me, a German aeroplane passed overhead, and those who were giving me the third degree looked up.