r ^--j 



K"n-r ^-w" h- 



""^7-^"'— :"r-^-" -tr^ I' li Hfc-J-i 





i8o 



M A T H E M A T rC A L ^'-c. 



The thermometer marked open air, Is fufpended in a 

 North window, about thirteen feet from the ground, the 

 cafement of which ftands on ajar. That marked in doors, 

 hangs in an open entry of a ground floor, the door of 

 which fronts the eaft. Theformerthermometerwasmade 

 by the late ingenious Mr. Ayfcough, and compared with 



M 



byM 



which it agrees. 



From the accounts of the weather at Plymouth, in Eng 



J 



1768, as publiflied in the 58th vol. of 



Philofophical tranfadlions,it appears, the greateft cold there, 

 was on the third and fourth days of that month, when 

 the mercury in the thermometer fell to 20 degrees. The 

 greateft height was on the 14th, when the mercury flood 



^t An deforces: wind at S. W. 



Sect. IL 



ESSAYS ON AGRICULTURE. 



An ESSAY on the cultivationof the Vine, and the mak- 

 ing and preferving of Wine, fuited to the different climate 

 in North-America. 



•J 



By the Hon. Echvard Antilh Efq; 

 , Communicated to the Society 



By Charles Thomfon^ with the following 

 Extrad of a Letter to him. 



DEAR SIR, 



71 A V E at laji^ after many hardjlruggles^ and many 



a painful hour-^ labouring under a tedious diforder^ fi^ 



nifhed the effay on the cultivation of the Fine^ <^c. 



ivhich I nonv fendyou. 



Nothing but the love of my country and the good of man-- 



kind could have tempted me to appear and expofe my f elf to 



public view, /have, to the utmofl of my fkill and know- 



ledere^ 



