According to the Internet source given below, Charles Edward Duble was an American band musician and composer born in Jeffersonville, Indiana. He played for 23 years in circus bands with Sun Bros. Circus, Gentry Bros. Dog & Pony Show, H. W. Campbell's United Shows, John Robinson's Big Ten Shows, Barnum & Bailey's Greatest Show on Earth, Hagenbeck-Wallace Circus, Sells-Floto Circus, Sparks, Robbins Brothers, the Miller Brothers 101 Ranch Wild West Show, Russell Bros. Circus, Downie Bros., and finally with Ringling Bros. and Barnum & Bailey Circus.
He died in Jeffersonville and was elected to the Windjammers Circus Musicians' Hall of Fame in 1980.