Blicit^uc&ittgMs Experimen-t of a N'tw and Ijefbrr nweciaM'^^ 
gm^4^s hQxMs it) whereby , contrary to the comraon Wind guns, 
ia^ which by, ftorc of well-coraprefsM Air, BuHets may be flior, he 
teacheth, that by evacuating and weakning the Air, the lite effeft 
may be produced i a^ to this, I fay, the Keadcr will find the fame. 
Principle made ufe of by M:r. Boyk in his lately, ra en tion'd' C<?;^//;?^- 
the fourth Experiment about a- New Hydrmio.pfHmatkai Fannm 
tnmi made .iy the Spri'/jg of u^'Cmpreff^^^ - 
A5 to the Experiment related by this Author /. 3. 7.- of maki-ng 
Water fall in z'^^d?, with fuch a noife, as if it were a. hard fubdance, 
it appears byibi fonrnaloixh^ R, Society^ that fuch an one was made 
before that llluirious Company by Mr. B6y!eiom^ years ago. 
For a coBclufion of this Accorapt, /fliall takenotice of an Expe- 
riinent, mentioned by our Author, /. 5. c. 15.-^ by which Jfti thinks 
may be reprefented the chief Vertues, he. enumerates of 0ur Earth, 
performed by a Globe of Sulphur melted and cooled a gain^, and theiT 
p.'rforated, to trajeft an Item axis through it for circumvolution • 
whereby, attrition being ufed withal, he affirms ; that the Irapuliivel 
Attradive, Expulfive, and other vertues of the Eartii;, as he- calls 
them, may be ocularly exhibited. How far this Gl obe and its per- 
formance may be confided in, the Tryals and Confiderations of 
fome Ingenious perfons here may perhaps inform us hereafter. 
U, .Thtfmrm A[EDJCINty£ PRAeTIC^^ nHdior & opera- J^^(}>^ 
mae Burnet Scoto- Bripoj^m, M. D. ^ Medm Regi^ Ordinarli : Lon- 
dini im^enfis R. Boulter apud injigne Capitis Turcaeia ,vico did^> 
Cornhill^ 1 672. in 4a. 
''^His Learn*d and Induflrious Author, having confidered the fa^ 
Jt! veral abilities of Phyficians, and. the difFerent ways of theit 
writings refptAively ; fome^ delivering Medical Inftitution^ an4 
Controverfies ^ forae commenting upon H/p/ytj^^mtfj- and j mo- 
thers publilhing Methods of Curing Difcafes and Pradical Phyricks.^ 
others augmenting the Medical matter, and teaching the v/ay of Pre-, 
paring Medicines ^ many improving Anatomy h and not a few re-- 
cording Obfervations and Confutations ^Havi^g^I fay, confidered- 
this variety and diverfity, he preferrs the lafl way of all as appearing 
to him mofl: ufefuf to Mankind h and therefore undertaketh in this. 
Work of his to give us a Treafure of PraAtcal Phyfickj collected 
from the Obfervations and Advices of a great number of Phyfical 
Writers, both Ancient and Modern, fuch as he efteemed tobe moft 
confiderable of that profeffion. In the doing of which, he enume»- 
rates in an y^Z/jW^i-^V^/ order about 410 kindi of Difeafesof humane 
Bodies, partly inward, partly outward defcribing their nature 
and fymptomeSj and, declaring withal the way^ of c^.re, as they ar^ 
