Mary Roberts Vintage Long Day Dress Purple Pink Paisley Doubleknit Plus Size 70s

Mary Roberts New York long sleeve maxi dress from the 1970s in shades of purple and pink doubleknit polyester. Back zipper. Missing size tag but measures as an XL to 1X plus size. See measurements. Preowned, true 70’s vintage.
Chest flat across approximately 22”
Waist flat across approximately 19”
Length 56”