[ 537 ] 
become one continued Piece of Wood with them* 
How are the Sutures -of the Scull, and thofe of the 
Epiphyfes of $ones, totally obliterated in an ad- 
vanced Age, but by the Insinuation and r reciprocai Com- 
bination of the Fibres of each other ? And, in;a f word, 
how are many recent deep Wounds fo foon aggluti- 
nated, if there be not a fpcedy Insinuation of V ef- 
fete, and a Circulation foon carried on ? 
Indeed if we are only to' look on, and confder 
the Subjcd before us in its prefent State, it will be 
lomewhat difficult to conceive how this ftrange 
Conjunction could happen. ; but we are to go back, 
and confder two minute tender Organizations, 
whole re morph Parts from each other might not 
exceed perhaps the fiftieth Part of an Inch at the 
time of their Adhefion, .and the Difficulty is taken 
away. Thus our Children happening to be com- 
preffed :by their Bellies, thq tender Integuments be- 
tween the Mufculi reBi in each were foon thinned 
and diffolved, the Coalefcion happen’d as I have 
faid before, and the Intrufion and Commixtion of 
Parts, that appear before you, was begun and . car- 
ried on by their growing wherefoever the Refinance 
was leaf. , rr ti • . 
And thus if theContad and Preffure of the two 
Foetus’s be pretty equal and moderate, they will 
grow equally j if the Compreffion be very great, 
andboth he com preffed all round, having no Room, 
becaufe of the Uterus not .giving; Way, the Confu- 
fiOnofboth, or indeed of on ( e only, will be fo great 
as to caufe a Mafs without any Form or Regularity 
at all : If their Contad be fo difpofed, as that one 
Foetus \ is much comprcfTed and confined, the other 
has 
