20 books in series

Once Upon a Time

Once Upon a Time is a 20-book series with 20 released primary works first released in 1989 with contributions by Maya Alden, Kay Hooper, Teresa Medeiros, Cameron Dokey, Debbie Viguié, Tracy Lynn, Nancy Holder, and Suzanne Weyn.

The Temporary Wife
The Glass Shoe
A Kiss to Remember
Through the Looking Glass
The Lady and the Lion
The Matchmaker
The Diamond Secret: A Retelling of "Anastasia"
The World Above
Beauty Sleep
Midnight Pearls
Golden
The Diamond Secret:  A Retelling of Anastasia
Water Song
The Storyteller's Daughter: A Retelling of the Arabian Nights
Spirited
The Wild Orchid
Sunlight and Shadow
Scarlet Moon
Snow
The Night Dance