Newly-released pictures apparently show mystery artist Banksy at work - but none show his face.
Steve Lazarides, the former agent and photographer of the anonymous figure, has released images documenting more than a decade working with his client.
The images provide a behind-the-scenes look at the street artist creating some of his famous works.
But his identity still remains a secret as the pictures are posed with no actual face shots.
Lazarides said he loved his time with Banksy, but is glad to be out of the art world.
He said: "I worked with him for 11 glorious years, during which time we broke every rule in the rule book, along with a fair few laws.
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"I hate the art world. I only became part of it because Banksy catapulted the movement into the stratosphere.
"It was a ride - however, I'm glad I'm out of it and about to enter the next ride.”
Lazarides says he worked with Banksy during his formative years, and many of his photos have never been seen before.
The 250-page book, Banksy Captured, will reveal images from more than a decade of creativity and subversion, and Lazarides will offer limited-edition prints of his work at affordable prices in a bid to open art to a broader economic audience.
The first 50 people to buy his self-published and self-distributed book will receive a Banksy "Di-faced" £50 note, counterfeit currency featuring the face of Diana Princess of Wales.
Lazarides hails from Banksy's reputed home town of Bristol, and was commissioned to create the artist's portrait in 1997, starting an 11-year partnership.
He has worked as his agent, photographer, driver, and gallerist.