1850 Ford Street, over H. S. Humphrey & Co. Store, Ogdensburgh, New York.
Sylvester was recorded in one advertisement that ran on June 18 & 25, 1850 in the St. Lawrence Republican (Ogdensburgh, New York). Daguerreotypes. Sylvester’s Daguerrean Rooms again open for a few days only. Over the Store of H. S. Humphrey & Co., Ford st., Ogdensburgh.
Sylvester is not recorded in other photographic directories.