person who might sell it to you at a reasonable price, or you might sell
him your knife, for the sheath without the knife is of no use to him,
just as the knife is useless to you without the sheath."

"How much would it cost me?"

"One thousand sequins."

"And how much would that person give me for the knife?"

"One thousand sequins, for one has as much value as the other."

The commissary, greatly astonished, looked at his son, and said, with the
voice of a judge on the bench,

"Well, son, would you ever have thought that I would be offered one
thousand sequins for this knife?"

He then opened a drawer and took out of it an old piece of paper, which
he placed before me. It was written in Hebrew, and a facsimile of the
knife was drawn on it. I pretended to be lost in admiration, and advised
him very strongly to purchase the sheath.

"It is not necessary for me to buy it, or for your friend to purchase the
knife. We can find out and dig up the treasures together."

"Not at all. The rubric says in the most forcible manner that the owner
of the blade, 'in vaginam', shall be one. If the Pope were in possession
of it he would be able, through a magical operation known to me, to cut
off one of the ears of every Christian king who might be thinking of