Artist's proof IX aside from the edition of 60. Signed and dated lower right in pencil by Hockney, numbered lower right, publisher's blind stamp lower right. DH79-439 in pencil lower left verso. Byron Upton was the young son of Ann Graves, the artist's lifelong friend, model, and longstanding LA-based studio assistant.
Original lithograph on Multicoloured green J W Zanders watermarked handmade paper. Sheet size: 50.8 x 40.6 cm. Framed size: 60 x 49.8 cm.
Excellent condition. Presented in a black and gilt frame with anti reflective UV acrylic glazing.