A lot of two black and white prints in silver frames. The pictures depict a man and a woman without faces. Titled Gretchen, 1980 and Frank, 1981. From the Men in the Cities graphic series by Roberto Longo. The originals are charcoal on paper drawings. Roberto Longo, born 1953, is an American artist and filmmaker. He gained popularity in the 1980s for his Men in the Cities series which depict people dressed in business suits, their figures reflecting strong emotion. Collectible American Art For Interior Design.