They were legends, those three trainers, and in the 1980s seconded the likes of Frank Bruno, Lennox Lewis and Barry McGuigan when they boxed in Cardiff.

BBC: South East Wales - Boxing Beats: Fighting Pretty

"British fighters have gone over in the past, like Frank Bruno, Lennox Lewis and Naseem Hamed, and always had great support, " said Hatton, who is unbeaten in 40 fights.

BBC: SPORT | Boxing | Hatton planning to crack America

The other missing paintings were "Tuftonboro" by Frank Stella and "Flower" by Norman Lewis, Mr. Hynes said.

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