Edition of 50 - 18 Color Etching, Aquatint and Relief - Medium: Relief-printed etching in colors on TGL handmade paper Edition: This work is numbered from the edition of 50, aside from the edition of 18 artists proofs, in pencil in the lower left of the image. Signature: This work is hand-signed and dated by Frank Stella in pencil in the lower right of the image.