fiders theTexture of it, which he takes to be very compact, and 
not quickly diifoiuble by che Ferments 'tis now to meet wich. 
%ly. He enquires into the Scene of its Operacion,wheie he traces 
it through the ways of the Chyle, thole ol th~ the Hah it of 
the Body,and the Syftema Nervorum^nd thinking (for the Kea- 
fbns he alledges) 'tis not to be found; adequately to the effecT, 
in the three former, he places it in the laft, and endeavours to 
make it out frrm (cveral Deductions. \ly. lie defenhes in a 
Mechanical way the manner of its A&ion; fuppofing that lome 
of its Particles having undergone feveral Comminutions (tho 
not a DiiTolucion) from the various Firments they have palled, 
arrive at h(f a with the Blood, at the Brain ; and being, with 
fbme of its Vehicle, feparated there from the groifer parts of 
both; in che Cortical Glandules, they are admitted into the 
tubulated Roots of the Nerveous Tree, by the way that the Nu- 
tritious Juyce is fupplied ; into w hich thofc of them, which are 
not (mail enough topafs thofeSnaits along with the Juice,being 
yah admitted, flick there till other appeiiing Subfhnce:. give 
chem a farther Comminution, and }b precrude them alo.ig : 
But on the fcore of their irregular fides he fuppofes they 
• leave room (indeed ) between them and the fiJes of thofe 
round Veffels for the finer Juice .o pafs, but preclude the 
entrance to the groiTer (which he has (uppoled, is the matter 
that makes the Febrile Ferment) and thereby prove no way in- 
jurious to the Animal Functions, fince enough, and that the pu- 
reil, may paS by them to actuate the Nerves. Whilit thefe Par* 
ticlesftsck here, he conceives that by forcly cancinating the in- 
cluding Coats wich their .Angles, they may caufe them to con- 
tract themfelvesto their due Tone, and they crfanibKhg by de- 
grees as that is doing, leave the part in its natural Eirate, and fo 
(without a frelh Caufe) the Dil'temper ceafes. $ly. He endea- 
vours to fhew, that all the mentioned Obfervabks tgree to his 
Hypothefis. Laftly, To accomodate thele Speculations to Pra- 
ctice, he lays down briefly the Method to be obferved in rela- 
tion to the giving it; thinking withal, it maybe ufeful n mod 
Chronical Periodical Dillempers ; and concludes with a couple 
of HHiories, to 'confirm his Notion of the Sea: of theDifrem- 
per, and the Scene of theOperatbn of -the Cortex. 
His fubjoined Difcourfe concerning the Spiral Fibres of the 
IntefHnes having been many years finee publinhed in Enghfij in 
the Philofophical Tranfa&ions, he now, at the importunity of 
fome Friends, has thought fit to publilh in Lame. 
LONDON, Printed for, and Sold by Samuel Smith, Printer to the Royal 
Swhtii « the Princes Arms in St, Paul's Church-yard. 16.9$. 
