Ansonia Clock Co. Royal Bonn porcelain case, "Tecumseh", ca 1904. Ansonia Clock Co., porcelain case, "Tecumseh", ca 1904. The 11 inch high case is signed on the back, has the correct back door and key. Decorated in pink, cream, green, rose, and blue flowers. There are a couple of small flakes on the right side. Movement is 8 day and strikes a gong on the half hours. Sash is American, paper dial ring is new. Not listed in the Ansonia catalogs.