CHAPTER XVIII
A Startling Discovery
The Hardy boys were tense with a realization of their peril.
The strong electric light that hung from the center of the ceiling cast such a vivid illumination that they were sure they would be seen, particularly when they found that the boxes behind which they were hidden were spaced some distance apart. But for the folds of silk that hung down over the opening they would certainly have been seen.
"Here's some of that special silk," they heard the first man say. "Perhaps I'd better bring it up too. Burke was saying he could handle some more silk."
"We're done for!" thought Frank. "If he ever comes close enough to pick up that silk he'll see us, sure."
But the other man objected.
"What's the use? You won't get any more thanks for carrying all that stuff upstairs, even if Burke does take it. And if he doesn't, you'll
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