18.1864 199 WATER ST. N.Y.” – Thomson. 3 1/4″ high x 2 1/2″ wide x 1″ deep. Bronze body. Bronze shackle. A paper seal padlock. The reverse of the case is blank. “THOMSON’S PATENT OCT.18.1864 198 WATER ST. N.Y.” is stamped on the seal.Patent # 44757.