“X Triptych” 1970–71. Gouache and ink on rag board. Panel I 30 x 36”, Panel II 30 x 30″, Panel III 30 x 24” “X Triptych” 1970–71. Gouache and ink on rag board. Panel I 30 x 36”, Panel II 30 x 30″, Panel III 30 x 24” 5 Oct ’17 Exif DataDate Taken: 01-Jan-1970 00:00:00Copyright: Credit: Title: Caption: Camera: Focal Length: 0mmAperture: f/0ISO: 0Shutter Speed: 0