As art historian Robert Hewison told the Art Newspaper’s Ben Luke in 2019, “Turner would show him the sketches, and say: ‘What do you think of this, would you like me to work this up into ...

Turner’s watercolours have sold for much more than the Christie’s estimate—in 2023, a similarly loose sketch, Sunrise over the Sea, perhaps at Margate (1845), was estimated between £600,000 ...