(6x 7 ) 
II. An Account of the Honour able Robert Boyle*/ 
tp ay of examining Waters as to Frejhnefs and 
Saline J?. 
To be Subjoyrid as an Appendix to his lately Printed Let- 
ter about Sweetned Sea-Water, Od:ob. 30. 1683. 
T TAving, fince the Publication of the foregoing Let- I. 
li ter, been commanded by the King, to ftiow His p e f ' w J s h d e pol 
Majefty an Experiment of the way herein mention'd, fred with the 
to examine the Freflhnefcand Saltnefs of Waters; I did in ^"ro^is^ 
His Prefence, (and that of his Royal Highneft, his Grace dety^i^s^ 
the Duke of Grafton, and feverai Perfons of Quality) fea,ed d up fi a n n C g 
make tryal of it, both upon fome Water prepar'd ac- Q \ UC horT 
cording to the Patentees way, and upon two or three Death. 
Natural Waters, that were order'd to be brought. In 
all which Tryals,(in fome whereof his Majefty ,for great- 
er certainty, was pleated to employ His own Hands) the 
Succefe was fuch, as mov'd him to vouchfefe the Expe- 
riment the Honour of his fpeclal Approbation, and to * wHch 
give me an encouraging Per million to communicate it, fnouid have 
as a thing that may prove not unufeful to the Publick. be£ Vi 
Tnis I think fit to mention, not only to procure to my johnBuh to 
way of trying Waters, the high Advantage of a Royal, who ™ ^ 
and, (on Philofbphical Accounts) Illuftrious Patronage ; prefers to 
but-that, if this Method be found as beneficial as I wifh was written; 
it may, Men may know to whom they ought to acknow- j^ 0 
ledge the early Publication of it. This is all my Haft and the great 
allows me to premife, to the Account I am going to de- JS£ s mr ^ f B . thc 
liver, of the way of trying Waters hitherto fpoketi of : wealth of 
which Account I (hall Tec down, as I drew it up to be^ ni J8» h« 
difpatch'd ro a Friend *,in cafe I (houid have his Majefty's t i!{ s paper°was 
permiffion to impart it to him. written. 
H My 
