J. H. Weatherby & Sons transferware tureen with lid. This is the "Summer" pattern circa 1900 (the backstamp dates to 1892).
Very good condition for it's age with some slight discoloration inside (see pictures).
It's 12 inches long by 7 inches wide, 2 7/8 inches high (without lid). With the lid on, it's 5 3/4 inches tall.