About Armand J. Piron
Armand John "A.J." Piron was an American jazz violinist who led dance bands during the 1910s thru the 1930s. While this is the date according to his draft registration card, his birth record states he was born August 26, 1889. Piron didn't join the numerous marching bands popular in New Orleans at that time but instead became a dance and concert band musician.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.