her there, though he had to run the engine at a greater speed than would have been the case had he been in the sustaining upper currents. It was as if the Humming-Bird resented being held so closely to the earth.
Around in a big circle, back and forth went the craft, at no time being more than seven feet from the ground. Tom glanced at Miss Nestor. Her cheeks were unusually red, and there was a bright sparkle in her eyes.
"It's glorious!" she cried. "Do you—do you think there's any danger in going higher? I believe I'd like to go up a bit."
"I knew it!" cried Tom. "Up we go!" And he pulled the wind-bending plane lever toward him. Upward shot the craft, as if alive.
"Oh!" gasped Mary.
"Sit still! It's all right!" commanded Tom.
"It's glorious; glorious!" she cried. I'm not a bit afraid now!"
"I knew you wouldn't be," declared the young inventor, who had calculated on the fascination which the motion through the air, untrammeled and free, always produces. "Shall we go higher?"
"Yes!" cried Miss Nestor, and she gazed fearlessly down at the earth, which was falling away from beneath their feet. She was in the grip of the air, and it was a new and wonderful sensation.
