Duquesne was produced 1930-1952 in crystal, sahara, sahara bowl with crystal stem and foot, and tangerine bowl with crystal stem and foot. Unmarked. The Duquesne stems have a small floral decorated ball just above the foot.
It was used for the #969 cut and #832 Continental cutting and for deep plate etches #450 Chintz and #458 Olympiad.