Sme Commumcatiom from Rome and Paris, 
SIgnor Borelli,who is now at Ecme ^pretends to have lighted up- 
, , on a way of building Galltes with feveral Tires of Oars, ofdif- 
ferent heights, which he eftecms to be more convenient, more fpee- 
dy and ftroBger than thofethac are now inufe. He (hinks alfo, thac 
he can give an account of the poffibility of the Gallies of the An- 
cients to a decerminat number of tires ; and he promifes a Treaty 
of it, with demonftrations. 
There is alfo at Rome a Bowie, which is fo counterpoifed, that 
it can ftop of it felf upon an inclined plane like Ke'/^/w watch* 
It ftops upon all forts of matter, and even upon a Looking-^ lafs* 
Pater Gottignies hath undertaken at Rome to write an Algebra af- 
ter a new manner. He gives it the Title of Logiftka umverfe Ma- 
thefi inferviens. It is to confift of four Books, whereof the firft 
isalready printed. 
Monfieur B'londel is bufie in g* ving us a new Mapp of Faris^which 
will be correfi, and of the bignefs of fix foot fqua re. The like is 
alfo doing at Romeoi that City bv S'\gv\ov Euffalini i Bin both will 
require a confiderable tinie tofinlflithem» 
There hath been fent to Parh he Title of a Book treatingof the 
Mniverfal Meafure.thQ Author is an itali3n,calltd S?gnori>/^r^///;?/; 
and the Title as followeth : ^J\/Ufura Univerfak cvero Trattato net 
quale Jimofira^ come in tutti i luoghi delmondo ft pio trovar e una mi- 
fura un pefo Univerfale^ fenza che habbimo relatione con niun altra 
mifura (fr ^if*^* altro fefo^ dr ogni modo in tuttri luoghi faranno H 
medejimi faranno inalterabili perpetui^ Jin tanto ehe durera d 
mondo. La mifura ji fno trovar in un hord di tempo ; quejla ci 
mojtray quant o grave deve effer ilpefo. Delia quefta mifura fi cava- 
m ancora le mifure Corporee per mifurar le cofe aride d* Uquide. See 
what Monfieur Chriflian Hugens hath faid upon this argument in his 
Book De M^tu Fendtdorum^ prop. 2 5 . p. 1 5 1 . 
