[ 209 3 
whatever. It is a fact too scarcely to be doubted, 
that those grounds (soils) cannot be so readily if at 
all exhausted, as most of the sandy and gravelly ; 
so that upon the whole, I feel myself fully persua* 
ded, that if a method of tillage could once be found 
or a manure as advantageous to the clay, as the 
gypsum is to the gravelly soils, it would soon bc^ 
come the richest in the country. 
If the foregoing cursory and imperfect hints, 
should induce any gentleman to prosecute the en¬ 
quiry to perfection, I shall feel myself highly grati¬ 
fied ; but especially if the result should realize 
the hope I once entertained, of rendering the clay 
grounds of the north, equally productive with the 
other soils in the more central parts of the state, 
which I cannot yet think, by any means improba¬ 
ble. 
N. a 
ON THE CURING OF BUTTER, 
By PETER GJJVSEFOORT, Esq, 
HE art of curing butter, so as to preserve it 
good and sweet for any length of time, is acknow- 
ledged to be of very great importance. Strong but¬ 
ter spoils every kind of cookery in which it is em¬ 
ployed, and (excepting in cases of absolute neces¬ 
sity) is altogether discarded from the breakfast and 
