Anna Strunsky Walling and her Sister, Rose, circa 1902 Socialist, co-founder of the NAACP, and author, Anna Strunsky and her sister Rose, circa 1902. Image courtesy of Yale University Library via Wikimedia Commons. Print Full Image Rights Public Domain Date / time c. 1902 Institution Yale University Library and Wikimedia Commons Related contentEncyclopedia Article: Anna Strunsky Walling