Burda 6122 vintage sewing pattern, date uncertain, probably 1980s.
Pattern makes a Puff sleeved wedding/ bridesmaids/ formal dress, see pattern envelope for style details.
Sizes 8 - 20:
Bust 31.5 - 42 inches / 80 - 107 cm
Pattern is UNCUT and factory folded. Paper wrap-around and instruction sheets in good condition.
More '80s patterns here:
https://allthepreciousthings.com/collections/1980s