Maria Yakunchikova (Мария Васильевна Якунчикова-Вебер). Avenue in the Bois-de-Boulogne, 1898 (private collection).

Oil on board: 47 x 47.5 cm. Auctioned at Christie’s London, November 2011.

More > Maria Yakunchikova at Wikipedia.
More > Maria Yakunchikova at The Athenaeum.