LONDON.- Painting Canada: Tom Thomson and the Group of Seven is organised by the Dulwich Picture Gallery and the NGC, in collaboration with the National Museum of Art, Architecture and Design, Oslo and the Groninger Museum, with the generous support of the McMichael Canadian Art Collection, the Art Gallery of Ontario, and other institutional and private lenders. The Canadian galleries are lending some of the countrys most iconic paintings, and a significant number of rarely seen works are coming from private collections. Ian Dejardin, Director at Dulwich Picture Gallery, said: These artists produced some of the most vibrant and beautiful landscapes of the twentieth century. The Canadians have kept this particular light under a bushel for far too long I am proud, and frankly amazed, that this is to be the very first major exhibition of their work to be held in this country since the sensati