Vintage Belted Sweater Top Womens Size M Red Black Striped Made in USA

Vintage 1970's Rhubarb brand black and red striped knit top. Button down back, black knit belt, scoop neck, relaxed fit. 100% acrylic. Size medium, oversize fit- approximate measurements chest 46 waist 42 length 21.5. One small spot below right arm, please see photos. No other notable flaws.