Here, by dint of inquiry, he learned that the May Queen was coming into the harbor at that moment.

Delighted to hear this, Frank hired a tug and went out to meet the ship.

Going aboard of her he asked the captain, sternly:

“Where’s the man you picked up at sea?”

“Martin Murdock? We met a French steamer and he left us to go aboard of her. She was bound for Havre.”

“Foiled again!” cried Frank, in disgust.

“What did you want of him?”

“He is a murderer.”

“Good Lord! Is that so?”

“Why did you fire at the airship?”