Vintage Ivory Sheer Button-Up Blouse w/ Neck Detail, sophisticated,capsule

Vintage, Alicia brand, no material tags, but feels like light poly sateen blend, no size listed, but fits like size small/medium. When I tried it on it fit perfectly (size Med, 34B). Small built-in shoulder pads button detailing at neck and sleeves tiny stain at first button on right sleeve, but otherwise in good condition. Super cute tucked in or with a jacket Measurements approximately; Shoulder to bottom hem ~23.5” Shoulder to shoulder 15” Sleeve length ~24” Chest laying flat 20”