An Account of fome Books, 
a. FREE CONSIDERATIONS about SUBOR. 
DINATE VOKUS^ by the Honourable ROBERT 
BOYLE 
THis Tra^ft is m Apfendix to the Noble Author's Examn 
ef SubfiantiatFormSy publifhcd laft year, and reprinted this^ 
There hath been already given an Account of the principal 
Part, as appears hyNumb. ii. 'Tis very fit the like ftiould be 
done now of this confiderable Afpcndix. 
T/V/? thenit clears up and ftates the Docftrine ohoutSubordi- 
zmteFormSj as it is maintained by divers learned Moderns^ efpe- 
cially 5^;?;;^rf/;^5 who teacheth, thatbefide the SpecifickForm 
(fo called by him) there may refide in Animals and Plants, cer- 
^ tain other Forms, fo fubjedl to the predominant Miflrefs-Form^ 
that they deferve the Title but of SubordmateVormSy and du- 
ring the Reign of the ^/'^f/'/J'r/fr, are fubfervient to it 5 yet when 
that is depofed or abolifht, thefe /;?/fm»rForms may come to 
(et up for themfelves, viz. 
This done, the Author tryes. Whether the Phanometja and" 
Effeds of thcfe pretended Subordinate Forms may not be as 
well as the principal ones, intelligibly explicated by the Mechani- 
cal Principles^ vid. Matter and Motion^ and the thence refulting 
shape and T exture. Which that it may be done, is fo happily 
made out in this Traff^ that a Rational, Unprejudiced and At- 
tentive Reader cannot but embrace the Author s Doiirine, and^ 
according to it, be fatisfied, that the portions of Matter, that 
are endowedwiththefepretended ^^^^^m'/^^/^^J^^r^^j, cannot pay 
the prefiimed Superintendent Formavvj other obedienc-e, then 
fome fuch kind ot one, as the parts of a Clock or Engine m^j be 
faid to yield to one another. So that the whole matter may be 
well conceived to be nothing but this 5 That, whendi'vers bo- 
dies of differing natures or Schematifmes come to be affociated fo 
"as to compofe a Body of one denomination, though each of them 
i>c fuppofed to ad according to irs own peculiar nature, yet by 
reafon of the coaptation of thofe parts, and the contrivemenc 
4)f the compounded Body^ it will many times happen, that the 
