His work has been said to be ”relevant for centuries”, the Nirvana singer had some amazing canvases that remained unseen or even never heard of – until now.

In 2010, Kurt Cobain’s widow Courtney Love reportedly singed over her rights to her husband’s name and likeness to their daughter, Frances Bean Cobain. That same year, Ms. Cobain also took control of her trust fund, which resulted in her being the executive producer of Kurt Cobain: Montage of Heck documentary.

Some of Kurt Cobain's art is headed north this weekend for the Seattle Art Fair. The never-before-seen illustrations by Nirvana frontman Kurt Cobain, along with a selection of notebooks that have been in storage since his death in 1994.

Perhaps his most notable works are the many record covers he designed for Nirvana. These were based on Kurt Cobain’s paintings, drawings and photography, particularly the covers of albums like Nevermind and single releases like for Lithium and Heart-Shaped Box.

Most of the time, Kurt Cobain paintings and artwork were abstract, at times figurative, often involving musical references and instruments. His sculptures and mixed-media works often depict babies and evoke a strong presence of death.