( iH) 
and many others, ufed in PtiblickFefti?jties 5 are defcribed. 
Eighthly, of fome Mechanical Arts, as that of Goldsmiths 
Blackffeiths, Coppersmiths ^tVy/re- drawers, in the laft where- 
of he refoives this Problem $ a certain weight of Metta] and 
the bigoefs of the hole, through which the Wyreistobe 
drawn, being given, to hnde into what length fo much Met- 
tal can be fpun out. 
Thus you have a view of this whole Volume 5 to which it 
may perhaps not be amifs to ad de 5 for a Conclusion, fome 
of thole Particulars which are efteemed by the Author to 
out-fhine the reft, and are here and there inter-woven as 
fuch. For example;, in the Firfl'Part , 
The ufe of Pindules, for knowing by their means the 
ftate of ones Healthy from the different beatings of the Pulfe , 
Pag. 5 r. 
The Chaw of Mountains , fo drawn over the Earthy that 
they make, as it were, an Axis, palling from Pole to Pole j 
and feveral tranfverfe du 8 us 9 fo cutting that Axis , as to 
make, in a manner, an Equator and Tropicky of Mountains: 
by which concatenation he imagines. That the feveral parts 
of the Earth are bound together for more firmnefs, pag. 69. 
A Relation of a ftrange Diver , by his continual converfe 
in Water, fo degenerated from himfelf, That he was grown 
more likean Amphibium, then a Man, who, by the command 
of a Sicilian King, went down to the bottom of charybdis , 
and brought a remarkable account of the condition of that 
place pag, 98. 
AOefcnption of theOrigineof the Nile, as this Author 
found it in a certain MS of one of his own Society , called 
Peter Pais, whom he affirms to have been an Eye-witnefs, 
and to have vifited the Head of the Emperor of Mhiopia 
himfelf Anno 1618. which Manufcript, he faith, was brought 
to Rome, out of Africa, by their Procurator of India and 
Ethiopia, pag* 7 2, 
The 
