Alto Clef - All Key Signatures

C major/A minor

G major/E minor

D major/B minor

A major/F# minor

E major/C# minor

B major/G# minor

F# major/D# minor

C# major/A# minor

F major/D minor

Bb major/G minor

Eb major/C minor

Ab major/F minor

Db major/Bb minor

Gb major/Eb minor

Cb major/Ab minor