Mississippi Delta Gregg OlsenCOPYRIGHT 2003 GREGG OLSENx0 L` LLIC9)  ,@ ,P Lp ,LLLI# I@LPIzMISSISSIPPI DELTA An example of "cross over" roots, or as in this example, the blend of New Orleans jazz with blues. gWritten in the key of A. If moved up one fret, it becomes A#, If moved down one fret, it becomes Ab.cw %).38 %).38