French Artist Yonel Lebovici Ressort Magazine or Letter Holder sculpture

A Yonel Lebovici chromed steel spring letter or magazine holder sculpture from the “Ressorts” (springs) series edited in 1969 the larger of the sizes he created. 
Very influenced by pop art of the time. 
Height : 12 cm (4-3/4 in.) - Width : 31 cm (12-1/4 in.) - Depth : 19 cm (7-1/2 in.). 
Having obtained a diploma in aeronautics in 1955, Lebovici studied drawing at the Grande-Chaumière, moving on to the Ecole national supérieure des arts appliqués and then the Ecole des arts et métiers in Paris in 1957.
Bibliography : 
- Yonel Lebovici 1937-1998, exhibition catalogue, Lebovici (Delphine & Yoran), ed. YP Art Expo, similar model reproduced on p. 39.