Over the last few decades, the Art Gallery of Ontario has put together arguably the greatest collection of works on paper in Canada. This glorious group of a hundred of the best works ranges from Renaissance Italy to 18th-century France, from 19th-century English watercolours to 20th-century masterpieces by Picasso and Matisse, from German Expressionism {...}

Millions of dollars worth of acquisitions have been unveiled at a temporary exhibition in one of the city’s luxury hotels.

The art world has believed for months that Gulf buyers had been trawling Europe’s auction rooms and making private deals for big name pieces. Their presence in the market has helped to sustain prices through the financial crisis.

But the works will soon go back into storage until {...}