If there is, pity we haven't our machines right now."
The boys carried, slung over their shoulders, powerful binoculars, and with these they swept the sky. Others about them were doing the same. By this time the most seriously injured had been carried to the hospitals, and the dead had been removed, while those only slightly hurt, as well as those in the factory not at all injured, were telling their experiences. The second explosion seemed to create great terror.
"There isn't a sign of a hostile plane," said Tom, as he swept the sky with his glasses.
"I can't see any either," observed Jack. "And yet—"
There sounded the unmistakable roar of an aircraft's propeller.
"There she is!" cried some one.
But it was one of the first of a series of French planes that had hastily ascended to search the heavens for a sight of the supposed German craft that had dropped the bombs.
"What a chance we're missing!" murmured Jack.
"Yes," agreed Tom. "But they're going to have some flight before they locate that Hun. There isn't so much as a speck in the sky except the French craft."
"Let's go and see where that other explosion
