We'll want plenty of gas when that aviator gets here." In a few minutes more the gasoline tank was full, and then the two lads busied themselves putting the engine in running order, and in filling up the lubricating oil box.

They also oiled up the working parts, and oiled the propeller bearings and the steering gear.
"Now, I guess she is all ready to run," remarked Dick, at length.

"My, but isn't she a beauty, Tom! Just think of sailing around in her!" "I'd like to go up right now!" answered the brother.

"If only I knew more about airships, hang me if I wouldn't try it!" "Don't you dream of it, yet!" answered Dick.

"We've got to learn the art of it, just like a baby has got to learn to walk.