Title Johnstone, Roy Contributors Depicted: Roy Johnstone Abstract Roy Johnstone and accompanist Grady Poe at Atlantic Jamboree, 1991 Note Source note: Atlantic Jamboree Resource Type Photograph Rights Courtesy of Canadian Museum of History, control number IMG2008-0687-2067. Member of Bowing Down Home Images Atlantic Jamboree - Negatives, 1991 Atlantic Jamboree CMH Identifier IMG2008-0687-2067