INDEX 
Paae 
22 
28 
31 
38 
.£\ LETTER from Robert R. Livingston, Esq. president 
of the society, and minister plenipotentiary of the United 
States in France, to Benjamin De Witt, M. D, of Albany. 
Description of a churn on a new construction, by Simeon De 
Witt. 
How to preserve the sweetness of butter, by Simeon De Witt. 
On cider, by the reverend John B. Johnson. 
Note. Method of cleansing casks, communicated by Ezra 
L‘Hommedieu, vice-president of the society. 
Another method, communicated by Mr. Van Der Veer, of 
Kings county. ibid. 
An essay, suggesting a plan to introduce uniformity in the 
weights and measures of the United States of America, by 
Philip Schuyler, Esquire. 39 
Description of an office protractor, by Simeon Be Witt, sur¬ 
veyor-general. 
Description of a field protractor, by the same. 
A letter from Robert R. Livingston, Esq. president of the so¬ 
ciety, and minister plenipotentiary of the United States in 
France, to Benjamin De Witt, M. D. of Albany, on the 
use of pyrites as a manure. 
An essay on sheep, wool, and woollen manufacture, shewing 
the advantage of improving American wool, by the intro¬ 
duction of Spanish sheep, &c. by Robert R. Livingston, 
L. L. D- president of the society. 
Letter, on the subject of sheep, continued, and on the best 
method of driving oxen, by the same. 
Letter, containing experiments on the subject of sheep, by 
the same. 
Economical enquiries concerning sheep. 
64 
er 
69 
74 
lOi 
107 
115 
