7-String Guitar Chord Chart and Tabs in Drop a Tuning

BM13, BΔ13, B maj13
Notes: B, D, F, A, C, Es, G
10,10,8,8,8,10,8 (2311141)
8,10,10,8,8,10,8 (1231141)
10,8,8,8,8,10,10 (2111134)
8,8,10,8,8,10,10 (1121134)