Michael Crichton Collection 4 Books Set Disclosure, Congo, Airframe, Timeline

The search for diamonds, a crucial scientific breakthrough and a mythical ruined city set off this adventure into the heart of the Congolese jungle.

Thomas Sanders' world collapses in just 24 hours - he is passed over for promotion, his new woman boss comes on to him during a drink after work, then, the next morning, he learns that she has accused him of sexually harassing her.

A pilot calls into the control tower to reqest an emergency landing. Following a mystery incident, the plane's cabin is virtually destroyed, ninety-four passengers are injured and three are dead.

An old man wearing a brown robe is found wandering disoriented in the Arizona desert. He is miles from any human habitation and has no memory of how he got to be there, or who he is.