[ 394 r . . 
Compafs, and fet in a plainer Light ; and if it be 
agreeable, I ( {hall, on this Occafion attempt to doit. 
In the mean time, Sir, it will not, I hope, be 
thought impertinent in me to offer thefe Remarks 
upon the Plan that has been laid before us, of an 
Art which I have taken fo much Pains to cultivate, 
and bring to that Perfedion which my firft and laft 
Intention of introducing one common Standard, for 
the general Pradice of it, requir’d. 
If I have fucceeded, Gentlemen will, I perfuade 
myfelf, concur to facilitate the Defign ; which tho J 
the Accidents of Life, at a Diftance from this Place, 
have hitherto retarded, I am intent upon accom- 
plifhing to the utmoft of my Power. 
I thank you, Sir, for the many Marks of Friend- 
fhip which you have fhown me, and am 
Tour obliged humble Servant , 
^ ’ -i 
J. Byrom. 
III. Fart of two Letters from Mr.¥>. Cooke 
F.R.S. to Mr. Peter Collinfon F.R.S. con~ 
cerning the fparkUng of Flanel, and the 
Hair of Animals in the dark. 
‘ I. 
Newport, IJle of Wight, May i(). 1748. 
Dear Coujin , 
Read June 23.^ FANCY at laft this Sparkling of the 
1748. p] ane i and fuch-like Bodies, will be 
found to be quite eledrical : And it is poftiblc, I 
conceive 
* See Phil. TranJ . n. 483, p. 457. 
