Royal Society. 495 
rife again ^ fome half an hour, others three quarters of an hourj 
and ^ome a whole hour and upwards 5 the pit into which they 
fall has been often founded with a line of Ibme hundred fathoms 
length, but they could never find any bottom. 
The ifland iVeen, commonly called the Scarlet Ifland^ famous 
for the obiervations of Tycho ^rahe^ that renowned -Danifij af- 
tronomer, was not fo proper for ibme agronomical obiervations, 
fuch as taking the exa£t time of the true rifing and letting of the 
celeftial bodies, together with their refpecfcive amplitudes 5 bc- 
caufe thefenfible land-horizon of the JVeen is extremely uneven 
and rugged, the northern and eaftern parts thereof being fomc 
rifing hills in the province of Schonefiy and the weftern part is 
moftly overfp^ead with trees on the ifland o{ Zealand j fi-om the 
remotell of which coafts, the Ween is not diftant above three 
leagues. 
j^i Aneurifina of the Arteria Aorta 5 by M.Lafage. Pkil. 
Tranf. N° 257. V'696. 
IN the year 1585, a lervant to the lord Culpepper had a fall, 
which cauied a heavy fort of pain in the brealt for a while 5 
about a month after this accident, a mufquet burft in his hands 
which gave lb violent a recoil againft his right fide, that he im- 
mediately fpit blood, which continued for 6 months j a year 
after he began to feel a puliation on that fide, and then he fpit 
blood again, which continued only in the fpring and fall, till he 
died 5 he bled likewile at the nole twice a year, for a month each 
time; in T<^95 or 1696, a tumor began to appear under the right 
nipple, which growing by little and litrle, at laft came to an ex- 
traordinary bignelsj after ufing fome emollient ointm* nts upon it, 
of its own accord it broke fuddenly, and he loon after diedj 
M. Lafa^e opened the body and found that two of the cartilages 
of the ribs, as alfo part of the Sternum^ were worn off, by the 
continual puliation of the tumor 3 the dilatation of the artery 
began precifely on its trunk next the heart, before it divided it» 
ielf into the afcending and deicending trunks; and tho' there is 
but a little fpace, yet it dilated itfelf lb exceffively, that the bag 
filled up the whole cavity of the \thorax on the right fide, and 
compreffed the lungs in fuch a manner, that they were thereby 
much contracted 5 the bag adhered by its outfide to the Mediaf- 
tinum, the 'Diaphragm^ 'Pleura ^ndSterfwmy in which it had pit- 
ted two great holes, luch wasthe force of the puUation 3 the infide 
of that bag was lined, almolt all over, wirh bony Lamintfy fomc 
larger, fome fmaller, likefo many /hells 5 the heart was mightily 
re- 
