Diplomatic deceit - Franklin W Dixon

DIPLOMATIC DECEIT
A gang of continental con artists are running wild in Washington, and the Hardys are on to their game. But in the streets of D.C., one wrong move could lead to monumental disaster!
FLESH AND BLOOD
An old enemy targets Frank and Joe's father for deadly revenge. The boys don't know who's behind the threat, but they do have one suspect: their best friend!
FRIGHT WAVE
When crime hits the beach in Waikiki, the Hardys risk getting caught in a deadly undertow. Someone's trying to deep-six a champion surfer - and sink the boys for good!