But now the attention of the quartette was claimed by the wedding procession, which was seen coming down the street, the camels nearly hidden under their gaudy, bulky trappings, and the din of the tom-toms filling the air. When the music, dancing, and sword play were ended, Mildred spoke to her sister.

"What have you done with Mr. and Mrs. Page?"

"They went to the Chinese theatre, and we have promised to meet them in Old Vienna and take supper there."

"Our dear Jack will have to take supper with us now," declared Gorham cordially.

"I suppose," said Van Tassel, addressing Mildred, "that Old Vienna is an oft-repeated experience to you?"

"At least I shall not pretend that it is a novelty," she answered without looking at him, and Jack was silent. He even colored, but it was not with proper contrition. It was a flush of pleasure that overspread his countenance as his brown eyes sent a quick glance into Clover's.

CHAPTER XXI.

OLD VIENNA.

"How remarkable that you met Mildred," said Clover to Jack, after the four had wended their way out of Cairo and turned west.

"It was a lucky chance," replied Van Tassel.