1970s Gunne Sax Dress of deep olive green.
Cotton blend jacquard with semisheer floral motifs.
Black lace contrast.
Sleeves have been altered.
Huge, sweeping skirt with bottom ruffle and black lace.
Waist tie and back zip.
Fully lined.
Very good condition. 
A few very small, unnoticeable snags in fabric.
Measurements:
Chest: 34" 
Waist: 29"
Length: 56"