It belonged to William Harbeck, a cinematographer onboard the fated maiden voyage of the Titanic in 1912. But at 12,500ft below the sea, the film inside will never be recovered.

An image from OceanGate’s Titanic expedition shows the shipwreck’s iconic bow, ... “The three on the left-hand side are actually ones that I left on my dives in 2000 and 2005,” Golden said.

He said the new scans could add to the "growing amount of evidence that Titanic didn't hit the iceberg along its side, as is shown in the movies".