Alexandra EXTER (1882-1949) "Rhythms of colour". Gouache and watercolour on paper, 53 x 44.5 cm (with frame: 80 x 71 cm), signed lower right. circa 1921-1922. The authentication of this work has been confirmed by Mr Jean Chauvelin, an expert specialising in the Russian avant-garde. His certificate dated 23 July 2022 will be given to the buyer. Exhibition: Château de Tours from 30 January to 29 March 2009. Bibliography: Catalogue of "L'exposition rétrospective de l'artiste Alexandra EXTER" Tours 2009, reproduced on page 76. Catalogue raisonné: This work was to have been reproduced in the catalogue raisonné being prepared by Jean Chauvelin and Nadia Filatoff, an expert in Russian art and a specialist in Alexandra Exter. However, the death of Mr Chauvelin on 13 January 2025 put an end to this project. The authenticity of this work by Alexandra Ester has been confirmed by the courts, in a ruling by the Cour de Cassation on 8 February 2022, published in the Gazette de L'Hôtel Drouot N°36 of 14 October 2022. High resolution photos: https://bit.ly/hdv-lausanne Exhibition: LA SALLE 20 rue DROUOT 75009 PARIS Wednesday 12 November 10 am - 5 pm Live sale behind closed doors 1004 LAUSANNE - SWITZERLAND : Friday 14 November at 2 pm Delivery of lots free of transport costs to PARIS and LAUSANNE a few days after the sale. Or shipment from FRANCE at the buyer's expense by the carrier of his choice.