Mary Downing Hahn worte 30 books.
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An author who writes horror and mysterious books.
Mary Downing Hahn was born in 1937.
It is GREAT.......Imagine you being FAMOUS for writing great books that people enjoy. Being famous is great .
some thing that has inspied Mary to write books is her childehood
Robert hahn
Downing
Because as she grew up, she always enjoyed writing books.
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Mary Downing Hahn is 80 years old (birthdate December 9, 1937).