66 Vegetable St Micks. 



thence pa (Ting into the leaves, it is there 

 moft vigoroufly acted upon, in thofe thin 

 plates, and put into an undulating motion, 

 by the Sun's warmth, whereby it is moft 

 plentifully thrown off, and perfpired thro' 

 their furface ; whence, as foon as it is dif- 

 intangled, it mounts with great rapidity in 



the free air. 



But when, towards the latter end of 

 OBtober y the vigour of the Sun's influence is 

 fo much abated, that the firft thermometer 

 was fallen to 3 degrees above the freezing 

 point, the fecond to 10 degrees, the fifth 

 to 14 degrees, and the fixth Thermometer to 

 16 degrees ; then the brisk undulations of 

 the moifture of the earth, and alfo of the 

 afcending fap, much abating, the leaves faded i 



and fell off 



The greateft degree of cold, in the fol- 

 lowing winter, was in the firft 12 days of 

 November \ during which time, the fpirit in 

 the firft Thermometer was fallen 4 degrees 

 below the freezing point, the deepeft Ther- 

 mometer 10 degrees, the ice on ponds was 

 an inch thick. The Sun's greateft warmth 

 at the winter folftice, in a very ferene, calm 

 frofty-day, was, againft a South afpedt of \ 

 wall, 19 degrees, and in a free open air, bu 



11 de 



