Danger Unlimited (Hardy Boys Casefiles No. 79)

Joe and Frank investigate charges that someone is trying to sabotage the flight of daredevil pilot Brett Cooper, and the boys enter a world filled with death-defying stunts, blackmail, and murder. "An Archway paperback original"--Verso t.p Joe's girlfriend introduces him to her friend Brett Cooper. Brett is targeted for murder, and the Hardy Boys must dig into the past of the new mysterious friend to find out why Source: Copyright deposit, Aug. 13, 1993