C $23 ) 
a Minme-Clock» I found the mentum ^ pyet^qualemfumerem 
Experiment fucceed, whether I five dimidiam Auri quamita- 
took altogether, or but half as tem'^ effe£tm t Amen mult o vide- 
much Gold as Mercury , but the hAtur injigmor, quando aqaaU pon- 
cfFefl: feemed to be much greater dere adhihehmtur. At que , ut 
when they were employed in e- fitfpiciom^ qu£^ licet imprcbabilis^ 
qual weight. And to obviate a fubmfci tamen pojfet , occurrerem, 
fufpicion, which,though impro- immediatum fiil. Ingredientium 
bable, might poflibly arife, as if & Cutis contaStumfroducerepojk 
the immediate contafl: of the In- [enfum Calcm , qui mn debeatur 
gredients and the skin produced Metdlorum in fe invicem aSio- 
a fenfe of heat, which was not m , curiofitate ducebar mixtn* 
due to the a6ion of the Metals ramhancinchartdfervandi; quo 
upon one another y I had the fa5fo^ interpfttionem ejus nequA- 
Curiofity to keep the mixture qudm impedire incalefcefjiia fen- 
in a paper, and found not its in- [urn cmferiebam^ quanquam^ ex 
terpofttion to hinder me from mturarei, intenJioremHlimgra^ 
feeling the Incalefcence, though dumremitteret. 
ic much abated the degree of my fenfe of it. 
9 .1 tried alfo the fame Mercury Forrl Mercurium eundem cum 
with refined Silver reduc'd to a refurgato Argemo^ad fubtilem vat- 
very fine powder ; but I could de fidverem redaClo , exploravi ; 
not perceive any heat or warmth at nullum omnino cderempercipe- 
at all ^ though I am ape to think, re potui ; quanquam eo fersr ut 
that if I had had a fufficient exidimemfi [ufficiens Argentifo- 
quantity of leaf-filver to have Hati quantitas.adpet agendumEx- 
made the experiment with, I perimentum^mihifupfetiiffet.me 
lliould after fome time have pro- fojl aliquod temporis fpatium inca.' 
duced an Incalefcence, though lefcenticim fufcitaturum fuiffe y 
muchinferiour to what the fame qmmvis multo inferior em eo ^ 
quantity of Mercury would pro- quern eadem Mercurii quantitas 
duce with Gold ; but this only cum Auro producer et ; At hoc non* 
upon the by. I fliall now add, nifi in trmfiu, AdjiciAm nunc^ 
that to the end I might not be me^ ne mihimet impofuijje cenfe* 
thought to impofe upon my felf, rery non tAntum rem hanc explo- 
I did not only make trial in my rajje in mAnumG^^ quandovarie 
own hand, when 'twas in difFe- erAt pro caioris frigoris r At tone 
rent tempers as to heat and cold^ temper At a , fed in mmihm ali- 
but I did it in the hands of o- orum, quos non pArtm attonitos 
thersj Yy y habibAt^ 
