96 BIOGRAPHICAL NOTICE OF 



Among Dymock's several letters contributed to 

 ^' Samuel Hartlib his Legacie : or an enlargement of the 

 Discourse of Husbandry. 4to. 1651^^^ is one on ^^ The 

 severall things observed and set down during my stay 

 in the Countrey/' He says : ^' T went into the Isle of 

 Ely, to see one of the Holland-mills, for dreyning ; 

 though set up there and kept by certain Frenchmen. 

 The Invention seemed to me but mean and rude, and 

 Mr. Wheeler's way much more ingenious. 



'^ I saw at Wicklesen the manner of your Holland 

 sluces. The mines of a Cochlea, for the emptjdng and 

 dreining of water, of which Ubaldus hath writ a whole 

 Treatise. Likewise a pretty kinde of Pinnace with 

 ordinance, somewhat like a close Litter, but flat-bot- 

 tomed; which rowed with wheeles instead of oares, 

 imployed it seems formerly with admirable successe, 

 for the taking in of Crowland, and which gave me a 

 proofe of what I for many years have thought possible, 

 and of very great use and service, and still think is of 

 unknowne value, if it were skilfully indeed framed, and 

 applyed as it might be.-'^ 



Dymock seems to have been an observant man, 

 curious in all matters of improvement affecting agri- 

 culture or the useful arts. We find him here remarking 

 on the Dutch draining mills, superintended by French 

 mechanics ; the Cochlea, or Archimedian screw, then 

 still in use for elevating water ; and lastly a manumotive 

 paddle-boat. This novel mode of propulsion he admits 



