"To get at you through him."
"Good God!" said Don.
There was a silence while each was thinking hard.
"Wait a minute," said Don. "There's a flaw in your reasoning. How could Riever have known that Dongan was trying to put it off on me?"
Pen shrugged. "Who knows what may have passed between the two men? A suggestion may have been dropped."
"I have it!" cried Don. "Riever could easily tell Dongan to put the orders through in my name so that it would not be guessed that the tip came from him. Everybody knew Riever and I were at outs, you see."
"Well there you are," said Pen.
There was another silence.
"You know what I am thinking," said Pen at last.
"My God, yes!" said Don. "Me too! ... But it's incredible!"