A Letter from a Friend , See. 381 
S/R, 
I Am glad you are determined to publifh 
your Microfcopical Obfer vat ions . There 
are few who have been able, like you, to 
gain Accefs to the Sacrarium in quo reduBa 
et claufa funt arcana Natures ; fewer (till 
who have Capacity to fmooth the Path for 
others, and render the Examination of Na« 
ture by the Microfcope eafy, fhort and plea- 
fant: This you have done, and thereby have 
acquired a Title to the Obfervations which 
by your Book others have been enabled to 
make. What I fend you are therefore of 
Right your own. They have buffered indeed 
by not being under your Eye ; their Defeds 
are mine what Worth they may have muff; 
be aferibed to the Abidance of your printed 
Diredions for the Ufe of the Microfcope. 
You deiire to add to youc proper Ob¬ 
fervations, fuch as have been occafionally 
made by your Friends : and as I am fo happy 
as to be one of that Number, I fhail here 
communicate what has occurred to me ; per¬ 
haps of very little Confequence, but as rerum 
Natura facra fua non Jimul tradit , nec omni¬ 
bus ilia patent, the following Obfervations 
may'have the Recommendation of Novelty 
in lome Degree: and thofe that are not in- 
tirely new I fend to you, becaufe they tend 
to coned the impeded or incompleat Ob¬ 
fervations already publifhed. 
The 
