Cello Duet Cello - Digital Download SKU: A0.561905 Composed by Samuel Stokes. 20th Century,Concert,Contemporary. Score. 17 pages. SamuelStokesMusic.com #4364524. Published by SamuelStokesMusic.com (A0.561905). This is a composition for cello duo entitled Deus ex Machina, which is a term in Greek theatre meaning god from the machine.  Learn more about Samuel Stokes at https://www.SamuelStokesMusic.com