Fpoft 5 quantum conje&are potui ilk ftx fermedigitonim 
?^acio obfcurata fuit. Earn vidi per intervalla ufque ad 
horam quintamcum 35 min. quo temporedeerantad Cum- 
xmm 3 min. a totali ejus immerfione, tunc autem pjrva 
Nubes fed denfaita Lunam operuk, ut earn amprms non 
viderim 8c quamvis maxime intentus fuerim, ut fi fieri 
poffetejus Emerfioneuividerem nuilomodo mihi licuit mm 
obcraffitiem Vaporumquierant circa Homcntem, turn 
ob diei adventantem lucem eam oculis cernere. Ab initio 
ufquQ ad tempus Immerfionis Luna mihi confpicua fafta 
eft plufquam Vigefies, fed propter intereur rentes Nubes^ 
& breve temporis fpatiam qno eam intueri licebat penes 
me non fuit quidquam exafte, fatis definire atquamvisli^c 
Obfervatio utilis valde effe non polEt ad Lunarios nume« 
ros expendendos, ilia tamen fufficit ad curiofis fatisfaci- 
cndum eofque eonvincendum illos numeros non multum 
a vero aberrarc. 
yi An ExtraB of a Letter from Mr K^l^ Ylioxtt-^ 
hjy to Dr Nchemiah Grew, FelioiP of' 
the College of Thyftcians and % 8. concerning a Bail 
Voided hy Stool. 
A Poor Apprentice Girl at Rawden^iS^ miles from Leedes,- 
in Torkjhire^ about 14 years of Age, having been 
tormented with Colical , and, as was fuppos'd, Ne* 
phritick Pains for fome time 5 a? length voided a round- 
iih Ball^per Amf^^^ as hard to feel upon as a Stone. 
After a while, the Pains returning with greater via 
lencc, fo as to make her roul upon the ground , u 
voided another as hard, and much bigger. 
Upon which, one Mrs Ward, a neighbouring Gen tv; 
woman, who had been much affiifted with Gravel, g.n i: 
CLqqqqqqqq2 hei 
