A duplicateof the left dress is featured in a photograph by Andrew Eccles on page 14 and the photograph by Jack Deutsch on page 104 of the 1995 'Geoffrey Beene' book by Brenda Cullerton. 

A duplicate of the dress on the right features on page 111 of the 1995 'Geoffrey Beene' book by Brenda Cullerton. 

The First: Black jersey knit backless dress with nude crepe de chine inserts at lower back, scoop neckline, and fitted sleeves. 
Label: Geoffrey Beene
Inventory No.: 1353

The Second: A Fall 1985 sequined long dress embroidered overall with small pearlescent beige sequins and at the skirt with large black triangular panels of black small sequins. 
Label: Geoffrey Beene New York
Inventory No.: 864

The Third: Black jersey knit dress with champagne hued sequin detail around neckline and along back and center back zipper closure. 
Label: Geoffrey Beene
Inventory No.: 1352

The First:
Approximate Flat Measurements Across Front:
Chest: 15.5"
Waist: 13"
Hip: 17.5"
Shoulders: 16"
Length (underarm to hem): 49"
Sleeve (shoulder to cuff): 23"
  
The Second:
Approximate Flat Measurements Across Front:
Chest: 17" 
Waist: 12"
Hip: 18"
Shoulders: 16.5"
Length (underarm to hem): 53"
Sleeve (shoulder to cuff): 23"
  
The Third:
Approximate Flat Measurements Across Front:
Chest: 15"
Waist: 13"
Hip: 16"
Shoulders: 15.5"
Length (underarm to hem): 53"
Sleeve (shoulder to cuff): 23"