Antique 19th Century Brass Spittoon

Imperial Russian Double Headed Eagle stamps. "L. Kalinina Factory V.B. Moscow stamp" on the outer edge. Also Stamped Jean Califides Constantinople on the bottom. My research dates this to the late 19th century. 15 1/2" wide 6" high Bottom of the bowl has a small dent please study photos carefully. Very interesting piece. Original condition no cleaning has been done to the brass