"Well, wherever it is, we're here," remarked Captain Bradley, grimly, and:
"And now the fireworks start," assented Costigan, with a questioning glance at the girl.
"Don't mind me," she answered his unspoken question. "I don't believe in surrendering, either."
"Right," and both men squatted down behind the ether-walls of their terrific weapons; the girl prone behind them.
They had not long to wait. A group of human beings—men and to all appearances Americans—appeared unarmed in the little lounge. As soon as they were well inside the room, Bradley and Costigan released upon them without compunction the full power of their frightful projectors. From the reflectors, through the doorway, there tore a concentrated double beam of pure destruction—but that beam did not reach its goal. Yards fr
