Chapter 8 THE BALLOONISTS REFUSE TO BE CONVINCEDTHE PRESIDENT OF THE Weldon Institute was stupefied; his companion was astonished. But neither of them would allow any of their very natural amazement to be visible. The valet Frycollin did not conceal his terror at finding himself borne through space on such a machine, and he took no pains whatever to hide it. The suspensory screws were rapidly spinning overhead. Fast as they were going, they would have to triple their speed if the "Albatross" was to ascend to higher zones. The two propellers were running very easily and driving the ship at about eleven knots an hour. As they leaned over the rail the passengers of the "Albatross" could perceive a long sinuous liquid ribbon which meandered like a mere brook through a varied country amid