wich their belt Advantages , and in their faireft Ornaments , for 
all good occafions : And whatever we find excellent in old Greece , 
or Rome , or in more ancient Monarchies , or in any one more happy 
part of the World , That induefeafon to communicate all over 
the World , to as many, as have the Ingenuity to give them a hear- 
ty Entertainment. 
After thus much of Preface (which the Candid Reader will in- 
terpret with the fame affedfion , it was written ) I return to my 
task. Where I think it not amifs , 
Fir ft of all, to take notice of the late Enlargements of our Phi- 
lofopical Correfpondencies in both remote and neerer parts of the 
World 5 concerning which we are Angularly obliged to feveral of 
the Generous and Intelligent Citizens of this Famous Metropolis of 
England , efpecially the Eminent Governours of the Eafi-India 
and Turky Companies , befide thofe of the fame City , that tra- 
velling into the Weft-Indies , have been very ready to receive s 
( and topromife good Accounts upon) fuch rhilofophical Inftru- 
itions , as were prefented to them concerning many particulars , 
thought worthy to be further inquired into , in our American Co- 
lonies. T o which we fhall add , what we have procured , for this 
our purpofe, by our Commerce with Spain > Portugal , an d Bar- 
bary •, as well as by our Navigations into Greenland and Iceland : 
And alfo what occafions we have before us , to enter into a confo- 
ciation with Germany , Bohemia , Hungary , Tranftlvania , Garin- 
thia , Tyroll , and with all the principal Cities of Italy : it appearing 
already by our former Papers , what intereft we have, before nowq 
eflablifht in France , and, by the afliftance of the Eminent Heve - 
lists , in all the Countries upon the Paltick Sea , and in Poland 5 
which is therefore related here , that we may thence take occafion 
to invite all-ingenious Men, and fuch as confider the importance of 
Cementing Philofophical Spirits , and of affembling together In- 
genuities, Obfervations, Experiments and Inventions , fcattered 
up and down in the World > that they would be pleafed partly to 
recommend themfelves, as they have occafion , thefe Kinds of In- 
quiries to their Ingenious Acquaintance, either living upon , or tra- 
velling into fuch places , as are concerned ^ partly to joyn their 
Symholds , and to lend in their Propofals , and whatever fhall oc« 
.cur to them worthy to defire information about 3 in thofe Coun- 
