French Elle 4th September 1964 Issue no.976.
Duffy photographed these unknown French Models for this fold-out double cover of French Elle magazine in 1964.
The caption read: OUR COVER: Gray. Mouse. Iron. Tender. Crepe. Loop. Thicker. Party. Gray everywhere. Soft. Crazy. This is the theme of the new collections. Here: on the left, flannel tailor and chinchilla collar, Cardin. In the middle: Astrakhan jacket, Cardin. Right: woolen overcoat edged with Astrakhan. Hair by Vidal Sassoon.
The original feature can be seen here.