(•io4^) 
5s this l$1 And this is continued from ons end to the other of 
theGlafs, on which you fee itexlnbited^ in feveral places, 
without brer king 5 which breal iog yet does not n all prejudice 
the truth of th s Expcii neat. And although I had nbt time to 
open every part , which you fee to be lik e that fubftance ^ I d« - 
nv 5 yet I can order ir. fo , as to fliow you with eafe, that that 
alfo is nothing but Congeries of Veflels , asaforefaid.notytt o- 
pened ^ fix oa what part ycu pleafe , 
And if it lli ;uld be obie(5i:ed ^ that this may be drawn out in- 
to feemi^gYtddSy which yet n ay not be really fuch-, I an- 
Twer, that thefe Vtfftls have the fame appeiraoce in the Body 
ohhQ tefUs^ as to denote them fucb, before they are drawa 
out) and in the excenfion it does feme times.fo happen, that 
one of them w 11 extend eafily near halfe a y^rd long ^ before it 
breaks, though foex:e:ding delicate and tender, asyoumay 
.imagine: And when it is thus extended, it hath a kind of rc- 
femb! mce of the corrugitions of the Epdidjmis-, and keeps the 
fame figureandmsgnltude in the whole exrenc of them , as to 
thefightp unUfs they begin to dryland then yoo may fee them 
loofe their giratiom upon ftretching : as you may fee of both 
forts on the Glafs above mentioned. 
And if the greateft part of thefe Veflels are Arteries, or other 
V^fTelSjthai immediately rece've liquors from them-1 may prove, 
I think, from another Exoerimenc 5 made by Injection intoja 
part o: the v^r^m^pr^/'^r^/^/^beforel began to expand the Body 
of the Teflh whereupon opening the part, which If. w dif- 
coloured, Ifouud^ that many of thefe Tubes had received fome 
of thefine particles* of that matter , wh;chl tinged myinj^ded 
Spirit with. 
And to prevent another Objedion, that might arife^ ^i^. 
That thefe p irticles might poflibly change their colour only 
cutwardlv 5 lufed other endeavours to affure my felf, that the 
faid particles were indeed included within the Cavities of thefe 
tubes . In the doing of which , I did cnoifttn thofe two Tubes 
with Spirit of wine , to fee whether that would remove or aV 
,£er thofe particles 5 but finding no fuch thing , Iprickcando- 
pen'd with a fine needle part otthe containing tube 5 w ere- 
sjpon I faw iffue forth feveral of thofe liquid particles ifore-men- 
tioned 
