When Clara Annabelle Purcell was born on 10 January 1922, in Perkins, Payne, Oklahoma, United States, her father, Frank Edmond Purcell, was 37 and her mother, Aimie Harriett Platt, was 29. She married Henry Howard Nagel on 24 March 1946, in Denver, Colorado, United States. She lived in Ringwood, Major, Oklahoma, United States in 1935 and Cedar Creek Township, Taney, Missouri, United States in 1940. She died on 15 May 2003, in Grand Junction, Mesa, Colorado, United States, at the age of 81, and was buried in Grand Junction, Mesa, Colorado, United States.