He took the glass from his eye to make sure that his sons were doing their bit for the Plan. Indeed, they had lashed the pilgrim-staff to the rocket-head, and leaned it against the railing, aimed in the general direction of St. Mary-at-Hill. Several yards of iron chain trailed from the end of the stick and were now being spliced to a loose end of cord that trailed over the brim of the kettle that the Indian had lugged up here. So that was as it should be. He glanced straight down to verify that the large wagon was booming into position at the foot of the column. Then he moved in the direction of the river, to check on his naval maneuvers; but as he came near the stair exit, his progress was all of a sudden blocked by a tall slender fellow in a long robe, who emerged not even breathing hard.