His speculations irritated me. "You are religious, no doubt?" I asked him.

"Yes, I'm a Presbyterian. My conscience is clear. I am reasonably sure of not having cheated the native when I gave him the Word of God in exchange for his devilish book."

I assured him that he had nothing to reproach himself for, and I asked if he were just passing through this part of the world.

He replied that he planned to return to his country in a few days. It was then that I learned that he was a Scot from the Orkney Islands. I told him I had a great personal affection for Scotland, through my love of Stevenson and Hume.

"You mean Stevenson and Robbie Burns," he corrected.

While we spoke, I kept exploring the infinite book. With feigned indifference, I asked, "Do you intend to offer this curiosity to the British Museum?"

"No. I'm offering it to you," he said, and he stipulated a rather high sum for the book.

I answered, in all truthfulness, that such a sum was out of my reach, and I began thinking. After a minute or two, I came up with a scheme.