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known in part to attentive houfewives, but they 

 never yet, I have reafon to believe, have been ad- 

 verted to as their innportance deferves ; and by 

 many have never been thought of at all. I put 

 them down in the form of aphorifms, that they may 

 be the more adverted to, and the eafier retained. 



Aphorism I. 



Of the Milk that is drawn from any cow at one time^ 

 that which comes off at the firfl is always thinner ^ 

 and of a much worfe quality , than that which comes 

 afterwards y and the richnefs goes on continually in- 

 creafing to the very laft drop that can be drawn from 

 the udder at that time. 



Few perfons are ignorant, that milk which is 

 taken from the cow laft of all at milking, which in 

 this country is called flroakingSy is richer than the 

 reft of the milk— but fewer ftill are aware of the 

 greatnefs of the dilproportion between the quality 

 of the firft and the laft drawn milk from the fame 

 cow at one milking. The following fa6ts relpedling 

 this circumftance were afcertained by me many 

 years ago, and have been confirmed by many fubfe- 

 quent experiments and obfervations. 



Having taken feveral large tea-cups exadly of the 

 fame fize ajid ftiape, one of thcfe tea-cups was filled 



at 



