Simplicity 6509 vintage sewing pattern ©1985. 

Misses' Slim Fitting Gored Skirts:

Mid-calf length skirts have waistband and left side zipper. V. 1 has inverted front and back pleats. V. 2 has front and back vents. V. 3 has knife pleats in front. V. 4 has front, back and side godets. 

Size   16:

Waist 30 inches / 76 cm

Hip    40 inches / 102 cm

Pattern is UNCUT and factory folded. Envelope is in good vintage condition, with some light shelf wear.

More 80s patterns here:

https://allthepreciousthings.com.au/collections/1980s