The Invisible Intruder

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The Invisible Intruder
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Author Carolyn Keene
LanguageEnglish
Series Nancy Drew Mystery Stories
Genre Juvenile literature
Publisher Grosset & Dunlap
Publication date
1969
Publication placeUnited States
Media typePrint (hardback & paperback)
Pages175
ISBN 0-448-09546-7
OCLC 39934643
LC Class LCCN   69-12166
Preceded by The Spider Sapphire Mystery  
Followed by The Mysterious Mannequin  

The Invisible Intruder is the 46th volume in the Nancy Drew Mystery Stories series. It was first published in 1969 under Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.

Contents

Plot summary

Nancy and her friends are invited on a ghost-hunting tour, visiting various locations reputed to be haunted. They gather clues that point to a more mundane explanation.

Nancy uncovers a gang of thieves that are stealing rare shells from collectors. Some of these shells are no longer rare, such as Conus gloriamaris. [1]

Helen, Nancy's friend from the earliest books in the series, makes a rare appearance. Previously Helen Corning, she is now married to Jim Archer and goes by Helen Archer. [2]

References

  1. Keene, Carolyn (1994) [1969]. The Invisible Intruder . New York: Grosset & Dunlap. p.  159. ISBN   0448095467.
  2. The Invisible Intruder, p. 1, 6-