( 899 ) 
it drew up^to the Day-pit, it caught one of the men along wifh 
it that was next the Eye , and up it comes with fuch a terribfe 
crack,not un]ike,but more llirill than a Canonjthat it was heard 
fifteen miles off along with the Wind, and fuch a pillar of Smoke 
as darkened all the sky over head for a good while: The brow of 
the Hill above the Pit was 1 8 yards high.; and on it grew Trees 
14 or 1 5 yards long, yet the mans Body and other things from 
the Pit were feen above the tops of the higheft Trees at leafl a 
hundred yards. On this Pit flood a Horfe-englnof fubfiantiai 
Timber, and ftrong Iron-work ^ on which lay a trunk or barrel 
for windirig the Rope up and down of above a thoufand pound 
weight, it was then in motion, one Bucket going down and the 
other coming up full of Water. This Trunk w^as faftned to the 
frame with locks and bolts of Iron, yet it was thrown up and 
carried a good way from the Pit, and pieces of it^though bound 
with Iron- hoops and ftrong Nails j blown into the Woods aboutj 
folikewife were the two Buckets, and the ends of the Rope af- 
ter the Backers were blown from them ftood a while upright in 
the Air like pikes, ^nd thencame leifurely drilling down : The 
whole frame of the Engin was ftirr*d and moved out of its 
place, and thofe Mens Clothes, Caps and Hats thatefcaped were 
afterwards found (battered to pieces, and thrown amongft the 
Woods a great way from the Pit. This happened the third of 
Febrmry t6j$^ beingaSeafon when otiier Damps are fcarce 
felt or heard of, 
M^'.Leewenhoecks Letter vprHten to the Puhlijher from Delfi 
the 14th f?/ May 1677, concemwg the Ohfervatiom by him 
made of the Cameous Fibres of aMufck^a^dtbe Coxtlcdiia^^i 
MedulUr part of f^^ Brain ; ^ alfoof Moxa Cotton. 
SIR, 
YOursof ihe22^Aof fV^r^^rjjmentions, that fomeofyoar 
Friends did wifli, I would with all poflible exaftnefs ob-' 
ferve the Corneous Fibres of a Mufck^ and alfo thQ Corticalmd' 
Medullar pzrt of the EraWs 
I acquainted you formerly in my Letter of the firft of Jf^^^ 
1674, that thofe ^4r;»^'(?»i fibres of Mufcles didconfift of very 
finall globuls ; yet for the further fatisfaiiion of your Friends, 
I have laid afide all my former ObfervationSjto make quite new ' 
oaes. 
Among other^ I £Qok the Sefls of a Cm ^ this I cut arundeif ^ 
mtt 
