Original screenprint signed and dated in the plate. Bilb. Marc Gundel, Keith Haring - Short Messages - Posters, München 2002, n. 6, Littmann Kluse. S. 24-27. (mm. 1000 × 700).
Perfect copy, poster made for the 17th Montreux Jazz Festival. Imprinted by Albin Uldry in Bern in a total of 700 copies. Perfect conservation, with uncut editorial margins.