It began to look like a scrape, but Frank was not flustered in the least. He kept his head, saying:
"Have you the bill of sale with you, sir?"
"Yes."
"Will you be kind enough to permit me to look at it?"
The stranger started to do so, but seemed to change his mind of a sudden, and said:
"No, I won't bother. I tell you not to move her. If you do, I'll make you pay a big sum for damages, so look out."
Frank smiled sweetly.
"That is a very silly threat," he murmured. "If you do not show me the document I shall not believe it exists."
"That doesn't make any difference to——"