I. A Letter from Mr. David Martineau Surgeon 
in Norwich, to Sir Hans Sloane, ^art. Coll. 
Med. Lond. Pr. S. R. V. Pr. Concerninz 
^ . i . Ofc 
Stones Voided per Anum. 
Nonvich, OB. 
T hese Srones (Vid. Fig. I, 2, 3,4,5.) were 
voided by a poor Woman, per Anum, on 'the 
26, 27, and 28th of March lafl: paft, who was tiien 
pregnant about the ii, or 12th Week, according to 
‘Computation. I was call’d in the Night to this poor 
Woman on the 23d, who in x'Vppearance was in the^ 
Extremity of a Con vulfioh Fit, attended with violent^ 
Vomitings, which when over, fhe complain’d of great 
Pain in her Back, from her Reins downward to the A- 
nus, upon which 1 blooded her, order’d fome Anti-Erne- 
ticks, and left her : She continued with much Pain the 
whole Day* on the 24th, in the Night, lief Fits re- 
turn’d again with double Force, her Pains alfo increa- 
fing like unto Labour- Pains, put me upon further In- 
quiry, but nothing appear’d more thanordinary j the Ex- 
tremity of Pain drove me to the Ufe of Glyfters, which 
was attempted, but none could be thrown up, although 
repeated by one and another of the moft experienced 
Nurfes, upon which 1 g'ave her a gentle Draught, which 
fhe obferved increas’d her Pain with a ftrong Tenefmus, 
that continued near three Hours before the largeh Stone 
appear’d, which flopp’d at the upper Part A, D, Fig. i. 
but was quickly remov’d by prefling the lower Protube- 
rance C, upon which, with a plentiful Difcharge, fhe had 
X X X Eafe, 
