[ ] 
I. 
Of the extraordinary Effe&s of Musk in Con- 
sul five D if orders ; by J. Wall, M.jD . 
TT Teems highly probable, that the Virtues of feve- 
ral Articles in the Materia Medicare not hitherto 
fully difeovered, or well afeertained, from Want of 
due Attention to their proper Dofes, The Succefs 
of Tome Medicines, we know, depends upon This; 
viz. That a determinate Quantity be given within a 
certain Space of Time ; To that if Lefs than that be 
ufed, it feldom proves of Ufe. Of this the Bark is 
a well known Inftance ; and the ingenious Dr. Hales 
has obferved the fame of Soap (a). It is not impro- - 
bable, that the like might be found to hold good in 
many other Medicines, were their Operations care- 
fully enough attended to : A Difcovery this, much to 
be wiftfid for, as it would probably furnifh us with a new 
Set of Specifics ; and thereby enable us to cure feveral 
Diftempers, which at prelent, baffle our Skill. Of 
the Reafonablencfs of which Conjecture the Subjedt 
of this Paper feems no contemptible Inftance. 
Musk, and other Perfumes of the fame Tribe, have 
been long celebrated as excellent An'tifpafmodics ; 
but, as they are ufually ordered in very fmall Quan- 
tities, they are feldom found to anfwer the Expecta- 
tions of the Prefcriber. The Miftake feems to have 
taken its Rife from hence ; That molt Perfons ima- 
gining 
(a) A rcount of fome Experiments on Mrs. Stephens's Medicines, 
