The 'Natural Bipory Part fi 



Why I rejed all the other Conje- 

 flures, falls under our prefent Confi- 

 deration ; and to make as (liort of the 

 Matter as pofTible^ \is becaufe they 

 will none of them abide the Teft : be- 

 caufe they have not due warrant from 

 Oblervatioo, but are clearly repugnant 

 thereunto : in a * word , becaufe the 

 preicnt Circumftances of thefe Marine 

 Bodies do not iquare with thofe Opi- 

 nions, but exhibit Fhanomena. that 

 thwart them, and that give plain 

 Indications that they could never 

 have been pu. into the Condition 

 we now find them by any fuch 

 fhort and pattia'^ Agents as thofe they 

 propofe. 



Now in regard that the ftid Cir- 

 cumftances are impartially related in 

 my ObfervationSj we need only have 

 recourfe to them to put an end to this 

 Bofinefs. For^ as Mathematicians fay 

 of a ftreight Line, that 'tis as well an 

 Index of its owti Reditude, as of the 

 Obliquity of a crooked one ;^ fb thefe 

 may ferve indifferently to deted the 

 erroneous ways, and to point forth 

 the true ; and it is from thefe Obferva- 

 tions : frdm the Number, Order, Va- 

 riety, Situation^ Depth, Diftance from 



