June 15th marks the 20th anniversary of the death of Ella Fitzgerald, considered one of the most influential jazz vocalists of the 20th Century,

With a vocal range spanning three octaves, she was noted for her purity of tone, near faultless phrasing and intonation, and a "horn-like" improvisational ability, particularly in her scat singing. She is widely considered to have been one of the supreme interpreters of the Great American Songbook.

Over a recording career that lasted fifty-seven years, she was the winner of thirteen Grammy Awards, and was awarded the National Medal of Art by Ronald...