The final brand I highly recommend is Nataya, sold by Wardrobe Shop. The tea length dresses work perfectly on me as a full-length gown. They are not beaded flapper dresses, but romantic light and airy dresses that look and feel vintage without the costume effect. See them all here.
Debbie Sessions has been teaching fashion history and helping people dress for vintage themed events since 2009. She has turned a hobby into VintageDancer.com with hundreds of well researched articles and hand picked links to vintage inspired clothing online. She aims to make dressing accurately (or not) an affordable option for all. Oh, and she dances too.