1782. NORFOLK. 277 



the purpofe. By this means the principal 118. 



part of the marfhes are freed from furface- YARMOUTH 



MARSHES. 



tvater early in the fpring ; fo that cattle may 

 now be turned into them about the beginning 

 of May, and are kept free long enough to per- 

 mit them, in general, to remain there until 

 near Chriftmas. 



The Marfhes, taken colle&ively, are, though 

 nearly level, not perfectly fmooth ; being fur- 

 rowed into inequalities byfwamps; which, in 

 their natural ftate, feem to have been the main 

 drains of the mud-banks. 



Thcfe fwamps, or " reed-ronds," in fome 

 places of considerable width, are now the 

 main drains to the Marines ; from the grafly 

 drier parts of which they are detached by 

 banks of foil , which at once ferve the pur- 

 pofes of roads, fences, and embankments. 



In the beginning of fpring, the water is 

 thrown from the grazable parts into thefe 

 reed-ronds , which, in their turn, are alfo 

 drained ; and mown for thatch, hay, &c. fo 

 that, by the amftance of the mills, every part 

 of the Marfhes now become productive. 



The grazing parts are divided into inclo- 

 furcs, of various fizes and figures, by means 

 of water-ditches, of different widths, from 

 five or fix to eight or ten feet wide. 



T 3 Thcfe 



