Here is a McCalls Pattern #M 6030 UNCUT Misses Empire Waist Long Dress / Gown in sizes 16, 18, and 20.
Floor length empire waist lined dress have princess seamed bodice, back zipper closure and boning; package features interchangeable components to create your own design; choices include four bodices, sleeve and strap variations, long skirt with or without over-skirt; included in package are tips for embellishing your finished dress. Retails for $19.95!
Size 16
Bust 38 inches Waist 30 inches Hips 40 inches
Size 18
Bust 40 inches Waist 32 inches Hips 42 inches
Size 20
Bust 42 inches Waist 34 inches Hips 44 inches
The pattern and the instrucitons are still factory folded. The envelope shows only minimal wear from storage.