Banjo Chord Chart and Tabs in Double C Tuning

Dobm2, Dobmadd2, Dobmadd9
Notes: Do♭, Mi♭♭, Sol♭, Re♭
6,x,4,6,0 (2x13.)
6,x,4,2,4 (4x213)
11,11,7,x,11 (231x4)
7,11,11,x,11 (123x4)