What was the birth year of the son of Charles Frederick Menninger who died in 1990?
Charles Frederick Menninger Charles Frederick Menninger (11 July 1862 – 28 November 1953) was a physician who co-founded the Menninger Foundation with his sons, Karl and William.
Prince Gorm of Denmark Prince Gorm of Denmark (Danish: "Prins Gorm Christian Frederik Hans Harald til Danemark til Ísland" ; b. Jægersborghus, 24 February 1919 – Copenhagen, 26 December 1991) was the first son of Prince Harald of Denmark and his wife, Princess Helena Adelaide of Schleswig-Holstein-Sonderburg-Glücksburg.