[ *75 ] 
IV. Extract of a Letter from Mr. William 
Arderon, F. R. S. to Mr. Henry Baker s 
F. R. S. containing Obfervations on the Pre- 
cipices or Cliffs on tie North-Eaft Sea- 
Go aft of the County of Norfolk. 
Dear Sir, Norwich , oa. 29, 1746!. 
JWNov. 20.^1 IN C E my laft, my leifure Hours have 
174 ^ ccn c hiefly employed in vifiting and 
examining many Places where I had Reafion to be- 
lieve I might find fome Things curious in the mine- 
ral or foffil Kingdom^ and! have enjoyed an inex- 
preffible Satisfaction, in obfervrng the great Variety 
©f Subje&s that demanded my Attention, and made 
every Pit or Fra&ure of the Earth, every Stratum of 
Sand, or Bed of Clay, every Flint or Pebble, ftrive 3 
as it were, with each other, in producing fomething 
to oblige and reward me for my Trouble. 
1 look back with much Regret on the many Op- 
portunities for this Study which I have formerly loft : 
•But, as good Fortune has placed me in a Country 
tolerably fertile in thefe Kinds of natural Productions, 
I hope, by my future Application, to make fome 
Amends for my former Negleft, and fend you the 
inclofed Obfervations, as an Earneft of what you may 
hereafter exp eft, from, 
x Dear Sir, 
Tour mofi humble Servant , 
Wm. Arderon, 
On 
