Andrea Gayle belted dress with detachable scarf, Vintage late 70's or early 80's

Vintage late 70's or early 80's Andrea Gayle belted dress with detachable scarf in very pale tan and pink floral with ruffles on hem and sleeves. Button Down Front to slight gathered waist. Excellent, vintage condition as shown. No holes/rips/tears or stains. Fabric is in excellent condition, no damage from age. Soft and supple. Cottage Core, Prairie style, almost maxi length hitting mid calf on most the size has faded on the tag, but I would call it a large. Measurements are in the photos.