THEORY OF DENUDATION--FURTHER ILLUSTRATIONS.
The Breakers of the Ocean--Caverns and Fairy Bridges of Kilkee--Italy
and Sicily--The Shetland Islands--East and South
Coast of Britain--Tracts of Land swallowed up by the Sea--Island
of Heligoland--Northstrand--Tides and Currents--South
Atlantic Current--Equatorial Current--The Gulf Stream--its
Course described--Examples of its Power as an Agent of
Transport, 61