( 515 } Nnmh,\2i. 
PHILOSOPHICAL 
TRANSACTION S, 
Febrmr. 21. 1674. 
The eONTENTS. 
An Bxferimental Dijeourfepf Quickfilver^rw/;^^ hot with Gold ; 
B. K. Some Obfervntions on feveral JPajf^ges of the tm Ufi 
Months Tranfaflions ; relating to jome ^ till now iin-obferved^ 
Qualities in the Air ; to the Mixing and Fermenting of Li- 
quors in vacuo ; to the Hijlory of Birds ; the Anatomy of the 
Trunks of Vegetables ^ Barofcofes , ^c. Some Experiments 
touching Animals others^ about producing Ice free from bubbles in 
v^cuOiand giving by means of the Air-pump certain proprieties to 
things, which they never had before --^ others^ touching Gun powder ^ 
and they way of dffcovering the quantity of Air contained therein y 
together with its degree of Comprefpon in that body^&c- An Ac- 
count of feme Books ilCOURS £JR CHITE CtU R £, 
Premiere partie ; pttr tM^ Francois BlondeU 11. Dr. Henry 
Moorev Remarks upon two late Ingenious Treatifes^ &e. 4n 
I ND E X for the Traifs of this whole Tear. 
Of the Incalefceme pf Quickfilver mth Gold , generoufly i?nparted 
iyB, R, 
the Introduition of the Fublifher^ 
T Hough the following difcourfe was by the Author of it made 
parr of a fhort Examen of the fuppofed Sya^pathy between 
Gcld^nd ^.uickfilver, (wh ch ic felf belongs to another Treatife O 
yet the worchmefsof the fubjeft, and the great curiofity that is 
obferved among many Virtuofi, (not only Chymifis^ but others,) 
about Mw^wi Preparations and Experiment , made me think I 
X X X might 
