The subjects of Irving Penn's Street Material...have been exposed not only to the elements but to the brutal indifference of urban life.... Penn...entices the viewer to examine it as if under a microscope. At this point we are introduced to a realm of highly suggestive abstract imagery abounding in the unexpected.
Irving Penn photographs in platinum metals - images 1947-1975, Marlborough Fine Art Ltd, 1977, cat. no. 4; Penn, Passage: A Work Record, Alfred A. Knopf Callaway, 1991, p. 221