The three Adepts, Glinda and the Wizard sprang forward and peered into the drawer. It was half filled with a grayish powder, the tiny grains of which constantly moved as if impelled by some living force.

"It may be some kind of radium," said the Wizard.

"No," replied Glinda, "it is more wonderful than even radium, for I recognize it as a rare mineral powder called Gaulau by the sorcerers. I wonder how Coo-ee-oh discovered it and where she obtained it."

"There is no doubt," said Aujah the Adept, "that this is the magic powder Coo-ee-oh burned in the basin. If only we knew the magic word, I am quite sure we could raise the island."

"How can we discover the magic word?" asked Ozma, turning to Glinda as she spoke.

"That we must now seriously consider," answered the Sorceress.

So all of them sat down in the Room of Magic and began to think. It was so still that after a while Dorothy grew nervous. The little girl never could keep silent for long, and at the risk of displeasing her magic-working friends she suddenly said: