C 53 ) 
IX, An Account of Books, 
I, Mufeo di Ftftca ^ di Efperienx^e ^ &C- 
By Sigmor Boccone ; rvith additional Kmiarks 
by Mr. John Ray, F. S. 
TH I S Book is made up of many curious Obfer- 
vations, Natural and Medicinal, about various 
Subje<5^s, not dlgefted into any ccr;:ain Method, but 
mircellaneoufly diff^odd ; Each Obfervatioh dedicated ro 
fome Noble or Learned Perlon. 
The Four ' firft Obfervations are concerning that 
dreadful Earthquake that happened in Sicily^ in the Year 
1693. and contain a particular and exact Account of aU 
the Accidents and Effeds or Confequents of it. It had 
Two main Fits or Concuflions, which may be called 
Two diftind: Earthquakes : The Firft was on the ptb 
of January t about Five Hours after Sun-Set. The Se- 
cond was on the nth of the fame Month, at about 
Twenty one Hours of the Day, according to the Italian 
Account. This was ftupendous beyond Humane Ima- 
gination, and lafted about Four Minutes with fierce Pul- 
fttions, the Earth Co leaping up and rebounding, that 
it was impoflible for a Man to keep himfelf on his Feet, 
unlefs he flood ftiil, firm, without Motion : And he that 
caft himfelt, or was caft down upon the Ground with 
his whole Body, was tofTed to and fro, and carried from 
one place to another by the Shocks I ihall not men- 
tion any Particulars; there having been a full and ex- 
ad Account and Defcription of this Earthquake inlerted 
in thefe Tranfadions. 
The Fifth Obfervation is concerning Yellow Amber^ 
or Succinum, and its Original. He endeavours by ma- 
ny Arguments to prove, that Amber is nothing elfe but 
H Naphtha 
