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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 Invisible Intruder
Synopsis
When a ghost hunting expedition takes a turn, Nancy Drew finds herself entangled with a cunning group of thieves. These criminals are targeting collectors of rare and valuable shells, and Nancy must use her sharp detective skills to stop them before they strike again.
Genres
Characters
Nancy DrewProtagonist
Carson DrewSupporting