Vintage 60s-70s Ain R Jr Longsleeve Dress with Asymmetrical Buttons

Vintage 60s-70s Ain R Jr Longsleeve Dress with Asymmetrical Buttons White blouse-shape top with high neck and decorative buttons up the left side. Light/thin fabric in two layers. Zipper and two hook/eye closures in the back, eyes are thread not metal. Black midi skirt. Loose threads visible in interior especially where top & bottom are joined. Thread on sides implies ability to hold a thick belt in place. White fabric is slightly pinkish / blush from discoloration but not spotty. 19" width below arms, measured flat. 13.5" waist, measured flat 31.5" length base of collar to hem 17.5" skirt length 22" sleeve