lOl 



living the rain is washing the fine mud and sand away 

 from the clay, leaving the stones lying thickly on the 

 surface, perhaps to be raked off by snow some day in the 

 future. 



1^ 



FCJS del 



In this sketch from Rutter's Pit, Crayford, the scale, natural, 

 is three feet to one-tenth of an inch. 



I reproduce here a figure from a paper by the Rev. H. 

 M. de la Condamine from the Quarterly Journal of the 

 GeoIogi6al Society (by permission of the Council), Vol. VI. 

 p. 441. It was made in 1850, when the railway was in 

 construction, from a point just East of the railway bridge 

 at the station, Blackheath, such early sketches of " drift " 

 are interesting. 



7 feet by 15 feet. 



a.a. He calls " alluvium." 



b.b. HoUows filled with "drift" and consisting of pebbles chiefly. 



The Eocene beds below are shewn contorted. 



