Derrick married Jones, Millie Grace 5 Nov 1959. Millie (daughter of Jones, Edward Wheatley and Tucker, Lucy Grace) was born 13 Jan 1902, Lehi, Maricopa, Ariz.; died 15 Aug 1990, Sandy, Salt Lake, Utah; was buried 18 Aug 1990, Wasatch Lawn, Salt Lake City, Salt Lake, Utah. [Group Sheet]