( > 4 * ) 
ciently provided for, fince upon every extenfion of 
the Mufcle the apertures of thofe fmall VelTels are 
free and open for the carriage of Nourifhment into 
the Fibres. This wonderful ftru&ure of the Mem- 
branes, and the vafl number of VeiTeis they confiff 
of, as likewife the fmall VefTels of which the muf- 
cular Fibres are compofed, has never yet to my 
knowledge enter’d into the Thoughts of any Man, 
and with many will hardly find Credit. Perhaps 
they will fay, they have as good Glaffes as I, and 
yet cannot fee what I have related,. 
» • .1 
lam , 
P. 5. 1 humbly defire that what I have here faid, 
may be receiv’d with your ufual Candour, and that 
a favourable allowance may be made for my great: 
Age. A certain Gentleman, who was with me fome 
Months ago, intreated me to go on in making Ob- 
fervations, adding that the Fruit which ripen’d in 
Autumn, was the moft lafling. This is now the 
Autumn of my Life, I being arriv’d to the age of 
88 ~ I ears, and having committed thefe Obfervations 
to Paper in the Months of November and December ' 
laft. 
IV* Am 
