mystified at suddenly seeing two trots before him, cap'n bill rose from his bench and started toward them. but he was confronted by one of the giant birds and an instant later the old sailor man was unable to move. he could only stare with amazement at an exact double of himself wooden leg and all. button bright was about to leap playfully on the back of another bird when he fell to the ground powerless to move. at the same moment the bird vanished and the boy's double appeared in its place.