United Kingdom, Sept. 5 -- David Bowie was secretly working on a musical before he died.

The Space Oddity hitmaker died of cancer in January 2016 shortly after the release of his album Blackstar, and it has now been revealed he had also been working on an "18th century musical" called The Spectator before he passed away.

The project was kept secret even from his closest collaborators but the notes were found locked in his study after his death and have now been donated to the V+A Museum, along with the rest of his archive, for a new exhibition.

The notes, which have been shared with the BBC, showed David's interest in the development or art and satire in 18th century London, as well as stories of criminals including the notorious thief...