(114?) 
We fhall not infi(t on the Advancemnts , we have there ghe»$ 
notice of, in Anatme ^ in Mathematicks , and partict^larlj in dtjc9- 
%)ering the Lawes of Motion 5 in the Labyrinths of Algehrdi^ihe Re- 
folution of <i^quatwns_ in Numbers $ Guagir^g ^ Direction's h^}Vt§ 
f nd the Longitudes bj the Pendul % Jflroi^^omicals 
Wehavebeenallarmdby the extraordinary Er uft ions Mount 
Exm^ to inqmre more dtligentl) into the Caufes and Effe^s efthofe 
Suhterraneous Fires h the Frogno/ficks and Concomitants of thofc 
Eruptions* what Minerals thej have indicated or ejeuJed : of 
which we jet exfeB much better fattsf^di ion from an eminent Fhili 
f of her 5 who lives near the place to obf ?rve all circum(lances, aU 
fothe Drought of this Summer , and of a good part of this Winter ^ 
bath minted m to inquire further into the caufes^ varieties and 
properties of Springs of Subterranean Steams and Liquors, 
There wehave alfo the Art ufed to make Salt of Sea- water by the 
Sun y and of Salt fprings by Coppers^ Boylers and Furnaces, Our 
Englif} Hot'jprings at *Bath after fecond disquifttions reported^ 
Our Barof copes have jhew'd the Air to he more ponderous ^ even' 
when it was clear efl^ fometimes in a bright and warmingS^n-fhine^ 
and foon after the Winter^folfiice , than ever J think ^ we found it , 
ftnce we' were inflruBedto apply the In(lrument forfuch difcoveries^ 
And the fame we might affirm of the Fro^s following about a fort- 
wight after the Sol(Hee(^\.\\^X. they were -more extreme , than ia 
very cold winters before, j if we had not had feme doubt^ that 
the liquor inthe Thermometer might in time fuffer jome change ^ or. 
diminution ^ which might elude the true and punitmlindication ^ 
when we compare one year with an other for many years together^ 
Some Learn d men have taken much pains ^ disputed y written 
and read much ^ to findout theHQadoi the Nile, and the Caufe 
of that Rivers Inundation, There we have the true difcoverj^ ad- 
drej^edto the Society. 
We have alfo mentioned the way of teaching Latiii, as of old it 
was learnt , and as ether Languages are taught by Ufe alone. We 
have given notice of a Foundation laid to teach the Deaf and Dumb 
to fpeak. We have fbew^ by brief touches from the wealthy Japan, 
How much howledg and philojophy may be contain d in a faith- 
full Hi/lory of Placet. And an Eaft-Indim Voyage , as there de- 
A 2 fcribci 
