COLOURED PLATES. 



I'LATE 



I. Contoured Map of the Thames Basin Frontispiece. 



II. Map of Great Britain and Ireland divided into 



River-basins , facing pa^e 20 



HI. Typical forms of Clouds ,, 42 



IV. Hyetograpliical or Rain Mnp of England and 



Wales ,, 48 



V. Geological Map of the British isles . . . . ,, 288 



