C
Carolyn Keene
Carolyn Keene is the pseudonym of the authors of both the Nancy Drew Mystery Stories (and a spin-off called River Heights) and The Dana Girls Mystery Stories, both produced by the Stratemeyer Syndicate.
The Clue in the Embers
Synopsis
In solving the mystery of two medallions missing from an inherited curio collection, the Hardys wind up in a desolate area of Guatemala at the mercy of dangerous thugs.