Bass C1 - G3 - midi 0-31
Drums midi 34 through 58.
The following are non-standard:
34 - claves
35 - 707 kick drum
40 - Brush snare
52 - Ride Cymbal IN
58 - Maracas
Strings C-3 through C6 - midi 60 through 96
Vibraphone C#3 through G5 - midi 97 through 127