Peter Hujar (1934-1987) John Heys at Peter Hujar's, 1972. Vintage silver print, annotated on verso by John Heys. Dry stamp of Sheylah Baykal lower right. Image: 20 x 13.5 cm / Sheet: 25.2 x 20.2 cm - framed Provenance : Galerie Thomas Zander, Cologne. Although the print bears the dry stamp of Sheylah Baykal, John Heys attests that it is indeed a photograph by Peter Hujar.