Vintage 1976 Small Prototyoe 100% cotton black sleeveless button dress romper

According to the RN # (57341) this dress/romper was made in 1976. I’m a Poshmark Ambassador II with over 2,200 items sold, have a 4.9 rating, am a top seller, and ship daily (except for Sunday’s). Please take a good look and consider the photos as part of the description. Please ask any and all questions you may have before purchasing. Bundle discounts on multiple items! long-sleeved shirt short-sleeved shirt sleeveless shirt turtleneck (shirt) V-neck sweater cardigan sweater crewneck sweater turtleneck sweater knee-high socks ankle socks crew socks corduroy pants leather boots nylon stockings cotton T-shirt denim jacket flannel shirt polyester blouse linen dress silk scarf wool sweater straw hat striped checked plaid polka-dotted patterned/ print flowered/ floral paisley solid blue extra-small small medium large collar lapel sleeve buckle shoelace heel buttonhole button hood hemline pocket seam zipper short-sleeved long-sleeved wide narrow baggy loose tight classic collared colored colorful comfortable comfy constructed of contemporary control-top cool couture crisp cross-stitched cushioned custom cut out cute cutting-edge dainty dapper decorative demi dependable 11177