22" x 17" poster advertising an intensive five-week workshop in photography in Greece with Charles Harbutt and Garry Winogrand. It was sponsored by Panopticon, from Boston, Massachusetts. The poster is folded, otherwise, it is in good condition.
Charles Henry Harbutt was an American photographer, a former president of Magnum, and full-time Associate Professor of Photography at Parsons School of Design in New York. Wikipedia.
Garry Winogrand was an American street photographer, known for his portrayal of U.S. life and its social issues, in the mid-20th century. Photography curator, historian, and critic John Szarkowski called Winogrand the central photographer of his generation. Wikipedia.