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PROCEEDINGS OF THE GEOLOGICAL SOCIETY. [Mar. 22, 



tween the outliers is not in place, but is reconstructed, being sim- 

 ply the wash from either side. A.nother difference is the colouring 

 as London Clay of a small patch on the more easterly and smaller 

 outlier, to which alone the following notes refer (the other having 

 in the cliff nothing higher than the sand of the Woolwich beds ). 

 Most likely at the time when my friend Mr. Bristow mapped it 

 (some 12 or 15 years ago) there was no clear evidence of the pre- 

 sence of this formation, though it was suspected by Mr. Prestwich*. 



Fig. 2. — Diagram Section of the Cliff a quarter of a mile west of 

 Newhaven Harbour. 



a. London Clay. b. Woolwich and Reading Beds. c. Chalk. Gravel omitted. 

 The dotted lines show the former continuation of the ground and the beds. 



Fig. 3. — Section in part of the Western Ditch of Newhaven Fort. 



a. Gravel and Sand. 



b. Stiif laminated dark grey Clay (Woolwich Beds). 



Fig. 4. — Section in part of the Western Ditch of Newhaven Fort. 



a. Gravelly Soil. b. Light-coloured Loam, with gravel at the edge. 



wooi-ich I -» J4 1'jf"-"- -1 s-7 ci.y 





e. Sand, hard and blackish at top, light-coloured below. 



The shape of the ground wiU be understood from the diagram 

 section (fig. 2), which also serves to show how higher and higher 

 beds have been noticed by later observers. The extent of section 



* Q.uart. Journ. Geol. Soc. vol. x. p. 83. 



