Flat symbol alone
Figured-bass: 6/5
Figured-bass: 7
Natural sign alone above the bass
Figured-bass: 4/3
Figured-bass: 6/4
Sharp symbol alone
Figured bass: 2 or 4/2
Figured-Bass: 6/5
Figured-Bass: 6 (6/3)
Raise third above the bass
Raise or lower depending on context
Lower third above the bass
Third-inversion seventh chord
Root-Position Triad
Second-inversion seventh chord
C#m
Root-position seventh chord
First-inversion triad
First-inversion seventh chord
Second-inversion triad
