(148) 
iwen, who knew fuch a Medicine to be preparing there, that 
fome of them might eafily fuppofc themfelves Mafters of the 
Secret; yet my juftice to the Communicator, who made a 
great and deferved benefit of the Laudamm^mdt me take that 
care to conceal fome Circumftances, that men may eafily be, 
much more r<?;j^^mthan/»r^' that they have the right way of 
making the Medicine. Which becai'fe I durft not communicate, 
meeting two years ago with that Obliging and very Ingenious 
Perfon; F. M. Earon Fai^ li€lmont\ Son to the famous Johames 
Baftijla^l obtained from him.by word of mouth f me Direflions 
about ihtLaudmum he ufeSjWhich tho he confcfs'd,and I foon 
perceived,to be differing from hisFathers,yet he feem'd to think 
it not inferiour and more parable. But he having, for a certain 
Reafon, imparted tome hisprocefs only by word of mouthy 
left it fhould fl'p out of my Memory, I foon after committed it 
10 writing, as the particulars I gaiherd from his writing oc- 
curr'd tome ; and at the next Seafoncaus'd the Medicine to be 
prepar'd in my Laboratory, where the progrefs was often 
watched in my abfence by a very Learned and Induftrious Loh- 
don Doflor, w ho having at my requeft made many Tryals with 
it, and fome in cafes w^here other Laudamp^s had been found 
unavailable, both ufes it, and commends It more than I could 
expefi from fo wary and judicious a man* This Medicine be- 
ing fomewhat more cheap and eafie to be made than the Elder 
Helmonts^ the experience of its efficacy made me defireof the 
Younger a permifllon to communicate it for the publique 
good, and to prevent thofe fpurious Receipts that go about 
oi t\\G Helmontian Laudanum : which Requeft of mine being 
almoft as foon granted as made, I think my felf bound both to 
own hisreadinefs, to oblige the publique,and to acquaint them 
with His way of making fo confiderable a Medicine, as Lpra- 
ftifed it ; tho, if I had receiv'd his Direflions n writing, they 
might have been more full and methodical But though I per- 
ceived, that he fometimes a little varies his Preparations^ yet 
that Laudanum proving very fuccefsful,that was made accord- 
ing to the annexed Paper, I think it will not be amifs to keep 
to that ; Which I wifli could have been publifli'd before the fea- 
fon of the Quinces were fo far advanc'd. And I fliall the more 
hope ' 
