His graphic work has been the subject of many important exhibitions.
In 1964, he made his breakthrough with his first important exhibition.
Since then, he has managed several important exhibitions all over the world.
Prices for the work of a major artist often rise after it is the subject of an important exhibition.
He had his first important individual exhibition in 1947 while still in school.
During his time as Director he was personally responsible for a number of important public exhibitions.
Weston had a series of important one-man exhibitions in 1930-31.
His canvases were seen in most of the important general exhibitions for more than a quarter century.
In years before 1980, Raiba began research for the most important exhibition he claims to have executed.
Over the past twenty years, some of the museum's important exhibitions have included: