( 45 * ) 
Holes in the Board, the one having the red hot Iron in ir, 
the other the Candle. 
Now if, of the refra&ed Rays of the Candle in the firft 
Cafe (Fig.25.) thofe which diverge from each other, fo as 
to fall into each Eye, caufe the fame Senfations refpetftive- 
ly, as the Rays which come from a red hoc Iron and thofe 
which come from a blue Candle ; it is evident that the 
Candle in the firft cafe affords red-making and blue-ma- 
king Rays after Refra&ion, and that thofe Rays are diffe- 
rently refrangible ; the red b R ( Fig. ijO the leaft refran- 
gible, as declining lefs from the Perpendicular and 
the Purple as b ^declining moft from the faidPerpendicular. 
The fame will (cxteris paribus) be found true in the in- 
termediate Rays ; and to be certain that the Experiment is 
as I have related it, the Planes ct f and fd of the Barr 
may be covered with Paper. 
IV. An Account of what appear'd on opening the big- 
belly cl Woman near Haman in Shropfliire, 
who was fuppos’d to ha^e continued many Tears 
with Child. Communicated hy Dr. Hollings M.D* 
from Shrewsbury. 
A Marry ’d Woman, near Haman about Three Miles 
from Shrewsbury, about the 40 th Year of her Age, 
had then firft the common Reafons tobelieve fhewaswith 
Child : at the Time of her Account lhe had the ufual Signs 
of Labour, and a good Midwife, tho’ miftaken, affur’d 
her it was fo, but that the Child was fo big {lie could not 
be delivered without bringing it away in pieces. She not 
fubmitting to that, her Pains went foon off, and (he con- 
tinned without any other Diforders Nine Months longer, 
when 
