Vintage FRANK USHER maxi evening draped dress XS

this is a gorgeous vintage 70's maxi gown dress by designer FRANK USHER LONDON,vintage size US 8 , fits like XS/ S , front draped falls, measurements: length (from underarm -hem) about 45.5",empire waist 11" across hem flare up to 47" across, , chest across 16.5" +, 12 " back opening with zipper and eye hook closure, the dress is lined, has stretch, the pictures don't give the dress justice, the dress is MINT condition