Ayrton was astounded. Harding and his companions looked at him without uttering a word. On a sign from the engineer, Neb and Pencroft examined the bodies, already stiffened by the cold.
They bore no apparent trace of any wound.
Only, after carefully examining them, Pencroft found on the forehead of one, on the chest of another, on the back of this one, on the shoulder of that, a little red spot, a sort of scarcely visible bruise, the cause of which it was impossible to conjecture.
“It is there that they have been struck!” said Cyrus Harding.
“But with what weapon?” cried the reporter.
“A weapon, lightning-like in its effects, and of which we have not the secret!”
“And who has struck the blow?” asked Pencroft.
“The avenging power of the island,” replied Harding, “he who brought you h
