* KUSTODIEV, BORIS (1878-1927) Portrait of Irina Kustodieva Tempera on cardboard, 107 by 81.5 cm. signed, inscribed "Leysin" and dated 1911, further signed and inscribed in Cyrillic on the reverse. Provenance: Private collection, USA. Exhibited: World of Art Exhibition, St Petersburg, Moscow, Kiev, 1912, No. 135. Baltic Exhibition, Malmö, Sweden, 1914, No. 3126. The Russian Art Exhibition, Grand