Pre-School Graduation, Circa 1950s ID: 424 | This file appears in: Cannon Street YMCA (Young Men’s Christian Association), 61 Cannon Street Image of YMCA pre-school graduation, circa 1950s. Courtesy of the Avery Research Center for African American History and Culture, College of Charleston, Charleston, SC, USA. Download Original File "Pre-School Graduation, Circa 1950s" appears in: Cannon Street YMCA (Young Men’s Christian Association), 61 Cannon Street