Tom, when a shift in the wind left the rear of the auto comparatively free from smoke and flame,
"You fellows had better skip!" cried the expressman, who had been throwing light packages off his vehicle from in front, where, as yet, there was no fire. "That powder'll go up in another minute. Some of the boxes are beginning to catch now!" he yelled. "Look out!"
"That's right!" shouted Tom, as he saw that the edge of one of the wooden cases containing the powder was blazing slightly. "Lively, Ned!"
Ned held back only for a second. Then, realizing that the time to act was now or never, and that even if he ran he could hardly save himself, he advanced to Tom's side. The smoke was choking and stifling them, and the flames, coming from beneath the auto truck, made them gasp for breath.
Together Tom and Ned tugged at the nearest case of powder—the one that was ablaze.
"We—we can't budge it!" panted Tom.
"It—it's caught somewhere," added Ned. "Oh, if Koku were only here!"
There was a sound behind the lads. A voice exclaimed:
"Master want shovel, so Eradicate say—here it is!"
They turned and saw a big, powerful man, with
