This is a vintage 1992 uncut Butterick 6351 Misses Size XS (6), S (8-10), M (12-14) Tops, Dress, Pull-On Skirt, Shorts, and Pants pattern. Loose-fitting, straight pullover dress, above mid-knee or top (two lengths) has back neck slit, button/loop, extended shoulders and long sleeves. Views A and B: narrow hem; View C: slit. Slightly flared skirt, lower calf, shorts, above mid-knee or tapered pants have elastic waistband and side front pockets.
Suggested fabrics are challis, faille, lightweight stable knits and lightweight wool crepe.