Mary Downing Hahn books in order
18 books in the catalogue, about 67 hours of reading in all; the shortest takes 2 hours and the longest 6 hours.
18 standalone books in the catalogue.
Standalone books
The Time of the Witch 3.0 h 
Daphne's Book 3.3 h 
Wait Till Helen Comes (2 editions) 3.4 h 
Tallahassee Higgins 3.7 h 
December Stillness 3.3 h 
Following the Mystery Man 3.8 h 
The Doll in the Garden 2.4 h 
Stepping on the Cracks 4.0 h 
The Wind Blows Backward 5.7 h 
Time for Andrew 3.0 h 
Look for Me by Moonlight 3.6 h 
The Old Willis Place 3.7 h Deep and Dark and Dangerous (2 editions) 3.5 h 
All the Lovely Bad Ones 3.3 h 
The Girl in the Locked Room 3.8 h Took (2 editions) 5.0 h 
One for Sorrow 5.6 h 
Puppet's Payback and Other Chilling Tales 3.5 h