4-String Banjo Chord Chart and Tabs in Gbb Tuning

ДоM7, ДоMa7, Доj7, ДоΔ7, ДоΔ, До maj7
Notes: До, Ми, Соль, Си
8,9,8,9 (1213)
8,0,5,9 (2.13)
8,4,5,5 (4123)