34 
MicrROGRAPHIA., 
drop (leaving out only the very tip ) in fine fupple Kids-leather very 
7 clot 
y;t nipped off the{mall top, and found, as] expected, that notwith- 
ftanding this skin of Glue, and the clofe wrapping up in Leather, upon 
the breaking of the top, the drop gave a crack like the reft, and gave my. 
hand a pretty brisk impulfe: but yet the skin and leather was fo {trong as 
to keep the parts from flying out of their former pofture; and, the skin 
i 
_ being tranfparent , I found that the drop retained exaCtly its former fi- 
are and polifh, but was grown perfectly opacous and all over flaw'd, all 
Sraetiawrs lying inthe manner of rings, from the bottom or blunt end, ta 
the very topor{mall point. And by feveral examinations witha Aécro- 
Jeope, of feveral thus broken, I found the flaws, both within the body of 
the drop, and on the outward furface, to lye much in this order, 
Let AB in the Figure X of the fourth Scheme reprefent the drop cafed 
ver with I@byocolla or Iinglafs,and ( by being ordered asisbefore pre-' 
fenbed ) crazed or flawed into rae but by the skin or cafe kept in its 
+ 
ture 3 the outward appearance of it fomewhat plainly to the naked 
ae) t much more con{picuous if viewed witha {mall beng appeared 
u 
& mely , -as far asthe Ring CC C feemed irregularly fawed with divers 
ch a er this fhape. That is, the blunt end B fora pretty breadth, 
nee, ich all feemed to tend towards the Center of it, being, as I af 
terwards and fhall anon fhew in the defcription of the figure Y 
| pay * pgure K, 
as it were, of a Cone, which was terminated a little abovethe 
niddle of the drop, all the reft of the Surface from CC C€ to A was 
awed. with an infinite number of {mall and parallel Rings,which as they 
were for the moft part very round , fo were they very thick rodelob : 
ut. were not fo exactly flaw'd as to makeaperfect Ring, but 
ar part) aaby imegalar cracks flawed likewife into multitudes 
lakes, or, tiles ; and this order was obferved likewife, the — 
. Now. though I could. not fo exaétly cut this conical Bodythrough the 
Axis,,.asis reprefented by the figure Y;, yet by axatomizing\,asit were, 
ofteveral, and taking notice of divers particular circumftances,Lwasine 
ormed,, that could I haveartificially divided aflaw'd drop throughthe 
Axis or Center, I fhould witha Aficrofcope have found. it,toappear much 
Conca dy nperess fieniies the Apex, and B the blunt.end;.C C ‘the 
ek towards A, The Grain, asit were;) of 
the b 
> 
ae 
former figure, and each of its flawed parts preferved exaGly initsdue — 
