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 | £ New York | 1,654 | 684 | 970 | | | | | | Jerseys, Pennsylvania, | | |Length of | Projected |Cost per | in | Mile. | operation. | Plant. | progress. | ------------------------+-------------+--------------+-------------+-------- | Miles. | £ | £ | £ Eastern States, | | | | | | Southern States, | | | | Carolinas, Georgia, | | | | | | | |Depth of | | WHEEL. +------------------------+----------------+------------------ | |Diameter of.