center verso in graphite: 1703 (circled) / Hell's angels (underlined) / Rives Paper on Aluminum / Multiple coating and Printing / (1) Platinum-palladium / (2) Platinum-palladium / Print made August-September 1978; right of center: 3/35 (circled); artist's copyright stamp with graphite addition: 1967; stamp: Hand-coated by the photographer; with graphite addition: Irving Penn; stamp: In addition to 35 (graphite addition) numbered prints of this image / in platinum metals, unnumbered, but signed, silver / prints not exceeding a total of 20 (graphite addition) may exist.; upper left in graphite: P.P.; upper right in graphite: LS
Irving Penn; gift to NGA, 2002.
- Into the Sunset: Photography's Image of the American West, The Museum of Modern Art, New York, 2009, no. 98.