Exhibition, which had been due to open last year, is first retrospective of his work in 70 years

Prices for self-taught Belfast artist have been on the rise in recent years

‘The Weir’ by Jack B Yeats sells for £112,500, nearly double the estimate

Colletion of Leslie Waddington, art dealer to Jack B Yeats and host of others, to be auctioned in London

Whyte’s auction highlight is a ‘rare depiction of urban life in 1920s Ireland’. The show also includes work by Paul Henry, Patrick Hennessy, Edmond Delrenne and Blaise Smith