A certificate of authenticity is available.

Jack Bush (1909-1977) studied at the Royal Canadian Academy and became a successful graphic artist in Montreal and Toronto where his interest in painting grew.  Inspired by the Abstract Expressionists in New York City in the 1950s changed his direction in painting and co-founded Painters Eleven, an artist collective committed to abstraction.

Bush also became friends art critic Clement Greenberg, who encouraged Bush to pursue his abstract including him in the ground-breaking Post-Painterly Abstraction exhibition at the Los Angeles County Museum of Art in 1964.

Bush was chosen to represent Canada at the São Paulo Art Biennial in 1967, after which his art found considerable commercial success in the United States. In 1972, Bush was the subject of the inaugural survey exhibition in the modern wing of the Boston Museum of Fine Arts. Four years later, the Art Gallery of Ontario organized a major touring retrospective of his work.