110 Account of a nev) Pummice Pressy 



intended only for a model ; not adverting to the space 

 left for a much larger crib ; nor instantly perceiving that 

 both levers, acting wholly within the machine^ press with 

 equal force, both upwards and downwards ; but no one 

 Avho has examined it, has failed to express his opinion 

 of its promising fair to become really useful ; and if it 

 shall prove to be so, it will afford me ample satisfaction 

 for my trouble. 



Be this as it may, I am convinced that the best chance 

 for becoming so, \c\\\ be derived from your cai'e and 

 attention, to which it is committed with the greater 

 pleasure, as I confide that you will allow me the credit 

 of a respectful attention. 



I am your most obedient, 



humble servant, 



T. MatlAck. 



Hon. Richard Peters Es(^. 



President^ Ag7'ic. Society ^ Philad. 



■{^Mr. Matlack having been requested, by order of the 

 society, to procure a model to be made, and to trans- 

 mit it with further explanations, was so obliging as to 

 comply with that request; and the model was accom- 

 panied by the following letter.] 



Lancaster^ February 21th, 1807. 

 Dear Sir, 



The model now sent you under care of Col. John- 

 ston, is on a scale of an inch to a foot. — The levers to 

 press 40 for 1, and the cribb to contain 40 bushels, 



