Complex sentence: Vaughn DeLeath (also known as "The Radio Girl") recorded the song twice, first on June 13, as solo and later on September 21, as vocalist for The Colonial Club Orchestra.
Split into simpler sentences: Vaughn DeLeath (also known as "The Radio Girl") recorded the song twice. She sang as a solo on June 13 and later, on September 21, as vocalist for The Colonial Club Orchestra.