sentences:  The paintings depict various storylines from the classic period of the Mickey strip.A painting of a scene from a 1936 story of Mickey Mouse, Donald Duck and Goofy investigating an alleged haunted house was used as the cover of Gladstone Album #26 (1989) which reprinted the story (titled "The Seven Ghosts").Gottfredson's work had been printed in newspapers, magazines and comic books worldwide for over 50 years, but as a Disney employee, he was never allowed to sign it.