PORCELAIN ANSONIA ROYAL BONN MANTEL CLOCK: Porcelain dial with open escapement. Hand painted floral decoration on case, some crazing. Marked on back with Royal Bonn mark, works are marked with ''Ansonia Clock Co. New York USA'' and 1881 patent date. 13 1/2'' high x 13 3/4'' wide x 4 3/4'' deep.