Per/ons who could not dijlinguijh Colours . 265 
months, it is Hill frelh in my memory. I have endea- 
voured to give a faithful account of this matter, and not 
to render it more wonderful than it really is. 
v IC 1S P ro P er t0 a dd, that the experiment of the ftriped 
ribbon was made in the day-time, and in a good light. 
I am, sir, 8cc, 
Vol. LXVII. 
M m 
