Autograph postcard signed.
Oblong 8vo. 1 p. With autograph address.
In Russian, to his third wife, Natalya Andreevna (née Manchenka, 1902-90), about Unochka's recovery, sending money by money order, and about common friends: "[...] There is frost in Moscow. I went in a railway carriage on Wednesday, it was extremely cold since they do not heat yet [...] And then I shall have to be at the Maljarstroi [...]. I would have written a letter, but there was no paper [...]".
Malewitsch über sich. Zeitgenossen über Malewitsch. Briefe. Dokumente. Erinnerungen. Kritik. Bd. 1, Moskau 2004, Nr. 26.