20.5 x 23.5 cm
Gouache on paper mounted on cardboard original support of the artist
Signed top left 'Klee', dated, titled and numbered on the support card '1938 D 12 winterliche Masken'
Lily Klee, the artist's wife, Bern; Klee Gesellschaft, Bern; Daniel-Henry Kahnweiler, Paris; Former collection Jacques Lacan, sucesseded by Sibylle Lacan, Paris
Brussels, Dietrich Gallery, 'Paul Klee' December 1938, No. 20; London, The Mayor Gallery, 'Paul Klee exhibition', June 1950, No. 29