Association football | association football | Forward (association football) | Museum of Modern Art | Goalkeeper (association football) | Defender (association football) | Art Deco | Metropolitan Museum of Art | National Basketball Association | American Association for the Advancement of Science | Association of Tennis Professionals | National Park Service | American Library Association | World Boxing Association | National Collegiate Athletic Association | Hyde Park | Central Park | Art Institute of Chicago | South Park | American Association | American Heart Association | San Francisco Museum of Modern Art | National Gallery of Art | Honolulu Museum of Art | Whitney Museum of American Art | Los Angeles County Museum of Art | Yellowstone National Park | National Association of Intercollegiate Athletics | Hyde Park, London | National Rifle Association |
Barrett was one of the sculptors who exhibited at the 3rd Sculpture International, sponsored by the Fairmount Park Art Association and held at the Philadelphia Museum of Art in 1949.
As secretary of the Fairmount Park Art Association (1900–20), he was involved in public art decisions for the City, including the layout of the Benjamin Franklin Parkway and the design of the Philadelphia Museum of Art.