It might seem that young Dane was a daredevil fool risking both his neck and his plane in a useless show-off. But the group watching from the Rand-Elwin field knew there was a purpose and a real reason behind every one of these stunts. Hal Dane had been sent up to demonstrate that the Rand-Elwin School prepared its flyers to face practically every known emergency. Deliberately Hal Dane had forced his ship into spins and stalls that many a pilot would have come out of--in a casket and with a lily in his hand. Instead, with the stored-up skill bought of splendid teaching and relentless practice, the boy rolled or whipped or glided out of every danger.