“And do you remember any of its cities that were famous once?”

“Babylon?” suggested Rachel.

Mr. Sheston nodded.

“Babylon,” he repeated, and after a moment added, as though to himself, “How far is it to Babylon?

“Why, that’s in a book of poetry I’ve got,” exclaimed Rachel. “It’s called ‘A Child’s Garden of Verses.’”

“Yes, there are a great many things in Stevenson’s Child’s Garden,” said the old man. “We’ll find out how far it is to Babylon presently. But, before we do that, just come into this room for a moment.”

He took her hand and led her into a narrow passage to the right of the big Egyptian hall through which they had come.

“Is there anything here that reminds you of—something else?” he asked.

Rachel glanced about, and suddenly her eyes rested on a monument against a wall, carved curiously in stone. Beneath it there was an inscription, and she went nearer and began to read the words aloud.

The tomb of Sheshà, High Priest of Cheops,” she began, and suddenly stopped short.