"It's an everyday object, with a touch of the surreal," Hart Dyke said. "I hope it can work on those two planes."
Sketchy intelligence: Artist unveils study of MI6 →
"I think some of them didn't believe I was an artist," Hart Dyke said, mixing with curators and spies at a London art gallery where the images are on show. "They thought maybe head office had sent me to check what they were doing."