4-String Banjo Chord Chart and Tabs in Gbb Tuning

Ми#b5, Ми#Mb5, Ми#Δ-5
Notes: Ми♯, Сольx, Си
1,2,0,3 (12.3)
x,4,6,7 (x123)
1,2,0,x (12.x)