Date: circa 1967 or 1968 Locations: New York City, New York (above), and Philadelphia, Pennsylvania (bottom) Source: via Thomas-Juergen Muhs What do you see here?
Date: November 1959 Location: 46th and Market streets, Philadelphia, Pennsylvania Source: William S. Coward, Temple University Digital Libraries What do you see here?
Date: 1960s Location: Mooloolaba Esplanade, Mooloolaba, Queensland, Australia Source: Sunshine Coast Council on Facebook, via Lindsay Wilson What do you see here?