Here is Butterick Pattern # 3163 UNCUT Misses Pants Skirt in sizes 6, 8 and 10. Semi-fitted, slightly tapered skirt, below mid-knee, below mid-calf, slightly flared skirt, lower calf, tapered or straight legged pants have partially elastic waistband (Views D and E have pockets).
The patterns and instructions are still factory folded. The envelope shows just a little wear, creases from storage.