Answer
"Riverboat Shuffle" was the only Bix composition published during his lifetime. It was released in 1926 as part of the sheet music collection "The Bix Beiderbecke Piano Album." This collection featured a selection of Bix's most popular compositions, including "In a Mist" and "Davenport Blues." The publication of "Riverboat Shuffle" helped to establish Bix as a respected composer and pianist within the jazz community.