(§30 
The vanity of the Virga Divimtoria y p. 181. 
A peculiar way of wafhing out very fmall Dufl-gold y 
pi 198* 
Of fome extraordinary big pieces of perfeft Natural Gold 
and Silver, p. 203. 
Of a very rare Mineral, fent to the Author out of the 
Hungarian Mines, which had pure Silver branching out into 
Filaments, and fome fplendent yellow parts, which was pure 
Gold} and fome dark parts, which was Silver mixed with 
Gold, p» 189. 
Salty the of all Natural Produ&ions, and the admi- 
rable variety of Salts. p. 299. 
Strange Figures of ?lants y p , 348. . 
The way of reproducing Plant s 3 p. 414* 
in how much time a Swallow can fly about the World, 
p>^iS.&c* 
This may fuffice, to give occafion to the Searchers of Na- 
ture, to examine this Book, and the Obfervations and Ex- 
periments contained therein, together with the Ratiocina- 
tions raifed thereupon, and to make feverer arid more mi* 
pute Inquiries and Difcuffions of all. 
A farther Account of an Obfervation above-men- 
tioned , about white Blood. 
Since the Printing of the former Sheet, there is this far- 
ther account from the fame hand. Mr. Boyle y 
1 i have at length, according to your defire, receiv’d from 
the Ingenious Dr. Lovoer y an account in Writing of the Ob- 
fervation about chyle found in the Blood 3 which though 
you may think firange, agrees well with fome Experiments 
of his and mine, not now to be mention’d. The Relation*, 
though Oiort, comprizing the main Particulars of what he 
had more fully told mein Difcourfe, I fhall give it you with 
little or no variation from his own Words, 
A Maid, 
