“Why the giggles?” asked Tom a bit impatiently. He had been buried in such deep thought that he resented the interruptions—not only the interruption of the noise outside his private office, but Ned’s laughter.

“Oh, I was only laughing because you’ve threatened so many times to get rid of Koku and Eradicate. But you’ve never done it,” went on Ned, “and you never will.”

“No, I never will, I suppose,” agreed Tom slightly chuckling. “Though they are mighty annoying at times with their everlasting——”

He did not finish the sentence, for again there came from the hall those strange sounds and once more the voice asked:

“Where you want ’um, Master?”

“It all depends, I should say, on who ‘ ’um’ is,” laughed Ned.

“It can’t be Rad,” remarked Tom, rising from his chair to go to the door. “If it were he’d have let out a yell long ago. It’s got so lately that he makes a fuss if Koku looks at him.”

“Afraid he’ll turn him white, I reckon,” chuckled Ned.

By this time Tom Swift had opened the door, revealing that Koku, the jungle giant, alone stood there, waiting for orders. Contrary to what Ned Newton had suggested, the big man did not have in his grasp Eradicate Sampson, the old colored servant of the Swift household. Between Koku and Eradicate there was an everlasting feud, due to the fact that each one loved and wanted to serve Tom and resented the other’s efforts in the same field of endeavor.

But Koku held something else—something that, when Ned caught a glimpse of it, caused the young manager to exclaim: