the CalamaryV Mllt-Vefjeh. 



than that the inferior Part is fome- 

 what extended in Length, and re- 

 cedes fome Jittle from the Bottom 

 of the outward Cafe. Oil has no 

 manner of Effect in any refpedt 

 whatfoever, tho' more lubricating 

 than any other Liquid. 



Upon fumming up thefe feveral 

 Phenomena, and comparing them 

 together, it occurred to me to ex- 

 amine, what could be the Reafon 

 why the inferior Part acted upon 

 the Cup, Sucker, and Screw in its 

 regular Operation, without bending 

 the feeming Ligament between it and 

 the Cup, and filling up the intermedi- 

 ate Vacuity ; as alfo, why the fame 

 Part, which upon opening the lead 

 Pafiage forces itfelf through in any 

 Direction, (hould leave an empty Space 

 at the Bottom of the outward Cafe. 

 With this View, I put feveral Milt- 

 VefTels fucceffively into fhe fmalleft 

 Receiver of an Air-Pump, and ex- 

 tracted the Air with the utmoft 

 Care ; for I had concluded certain !}% 

 that a Body of condenfed Air was 

 lodged in each Vacuity, when to 

 E 4 my 



