The house that Mary Ellen Pleasant built in 1876, before it was torn down. “The Old Bell home, S.W. cor. Bush & Octavia Sts. In which the Old Colored Woman, Mama Pleasance [Mary Ellen Pleasant], held sway for years. House built about 1870. J.B. Cook at the corner.” Jan. 1925. Cook (Jesse Brown) Scrapbooks Documenting San Francisco History and Law Enforcement, ca. 1895-1936. UC Berkeley, Bancroft Library