The collection appeared in the Winter 2003 Disney Catalog (p.94) and then again in the Spring 2004 edition.
Catalog scans courtesy of Dan Alexander Dizmentia.
A Cinderella set was also available.
Snow White is the largest doll (6" tall). She's followed by the Evil Queen, Old Witch, Dopey, and a forest squirrel (1.75").
The bottoms are all marked "© Disney China" and Snow is also stamped with the limited edition imprint.
The set came with a Certificate of Authenticity.
The box (9.5" x 7" x 4.5") is lined with black satin.