“That cabin is exactly like the one I saw up at Moosehead,” he whispered, as soon as he was beside Bob.
“There, that’s done. Got that condenser ready, Jack?”
“I’ll have it in a jiffy, Bob. The wire’s come unsoldered and I’vegot to fix it but it won’t take but a minute.”
“All right, but make it snappy. I’m on pins to know whether thething’s going to work.”
The two boys, Bob and Jack Golden, aged nineteen and eighteenrespectively, had been hard at work for nearly three weeks in theirlaboratory in the basement of their home in Skowhegan, Maine, asmall town some hundred miles north of Portland, on the KennebecRiver. It was now nearly ten o’clock at night and they had been hardat work since early morning in an endeavor to bring their labors toan end before going to bed.
“There, she’s fixed,” Jack declared, with a sigh of relief as heplaced a small soldering iron in its place over the work bench.
“Good. Now you take your set up to the bedroom and we’ll give it atry out. If it only works, it’ll be the best thing we’ve ever done,Jack boy,” and Bob threw his arms about his brother’s neck and gavehim a hearty hug.
“Save the pieces,” Jack laughed as he turned to the bench and pickedup a small wooden case which he slipped into his coat pocket. Thenfrom a small drawer he took a brass cylinder about seven inches longand slightly over an inch thick. Caps, which had the appearance ofsilver, but were composed of an alloy, the secret of which was knownonly to the two boys, closed the ends of the cylinder. Some threefeet of fine wire was soldered to the center of each cap. From thesame drawer he took a small round object closely resembling the earpiece of a head telephone.
“I’ll call you in about ten minutes,” he said as he started towardthe door. “That is, I’ll try to,” he added turning with his hand onthe knob.
As soon as his brother had closed the door Bob se