Christie's, Paris, "Ruhlmann pour Lord Rothermere -- l'appartement des Champs-Elysées, Arts décoratifs du XXème siècle et design," November 26, 2009, lot 73
Acquired from the above by the present owner
Design Steel, sales catalogue, Paris, ref. no. 018a
Suzanne Demisch, Maria Pergay: Between Ideas and Design, Verona, 2006, p. 32 for a similar example
Suzanne Demisch and Stephane Danant, Maria Pergay: Complete works 1957-2010, Bologna, 2011, fig. 31