A nation: 1793. 1851. Population 3,939,325 24,267,488 Imports £6,739,130 £38,723,545 Exports £5,675,869 £32,367,000 Tonnage 520,704 3,535,451 Lighthouses, beacons, and lightships 7 373 Cost of | | |Diameter of | | | | | | | including Maine, New | | |Tonnage.| | |strokes.| | |bucket. ---------------+----+-----+----+--------+---+---+--------+----+----+-------- | ft.| |in.|ft.| | ft.|ft.