Rattleton was at his side.
"What is it?" asked Harry.
"Read that!" invited Frank, thrusting the anonymous warning into the ready hands of his friend.
Harry glanced it over and then whistled softly.
"Rot!" he cried. "Anybody can see that's lot on the nevel—I mean not on the level."
"But what sort of a game is it?" questioned Frank, in perplexity. "If it was an appointment to meet somebody somewhere, or even a warning to stay away from some place, I could see something in it; but the mere statement that enemies are plotting to injure me doesn't indicate much in this case."
"It seems to indicate that somebody fakes you for a tool—no, takes you for a fool!" spluttered Rattleton.
Frank's face grew scornful.
"That somebody may find out that it is not entirely healthy to try crooked games with me," he grimly said. "I believe I see through the trick."