This piece is a lyrical and musical study of double notes.

They have loud persistent songs, often repetitions of double notes.

The second theme is developed mainly through single or double notes in the right hand; this changes into heavy chords followed by a soft development.

She played an affirmative double note on her horn.

Pleta made a desperate effort to protest, but all she could manage was a double note on her horn.

Consequently, guitar players often double notes in chord, so increasing the volume of sound.

He had heard a clear warning whistle: a peculiar double note like a thrush.

To Margo, the other words faded; always, she was waiting for the voices to strike the double note.

Again that double note sounded in a vibration I could feel as a physical assault.

She often uses double notes in her bass playing.