“No, I have got it; here it is,” said Mr. Boffin, dusting it with the sleeve of his coat. “Wollume four. I know it was the fourth wollume, that the bookseller read it to me out of. Look for it, Wegg.”

Silas took the book and turned the leaves.

“Remarkable petrefaction, sir?”

“No, that’s not it,” said Mr. Boffin. “It can’t have been a petrefaction.”

“Memoirs of General John Reid, commonly called The Walking Rushlight, sir? With portrait?”

“No, nor yet him,” said Mr. Boffin.

“Remarkable case of a person who swallowed a crown-piece, sir?”