Jelly Roll Morton's Red Hot Peppers, shown here at a July 1929 Victor recording session in Camden, N.J., included, from left: Morton, Barney Alexander, banjo; George Baquet, clarinet; William Laws, drums; Harry "Bass" Prather, tuba; Walter "Leatherfoot" Thomas, clarinet/alto/soprano/arranger; Charles Irvis, trombone; Joe Thomas, clarinet/tenor sax; Boyd "Red" Rosser and David Richards, trumpets, and Paul "Polo" Barnes, clarinet. Rod Rodriguez (not shown) was 2nd pianist. (Photo: Duncan Schiedt Collection)