signed "Magritte" lower left; signed, titled and dedicated "à Madame Blanche L. Sundheim - René Magritte "Le Choeur des Sphinges"" on the reverse

gouache on paper

16 3/8 x 11 5/8 in. (41.6 x 29.5 cm)

Executed in 1964.

The Comité Magritte has confirmed the authenticity of this work.