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V. An Account of the ‘Proportions of the 
Englifh and French Meafures and Weights > 
from the Standards of the fame y kept at the 
Royal Society. 
-Read Nov. ii. rjOME curious Gentlemen both of 
1742 the Royal Society of London , 
and of the Royal Academy of Sciences at c Paris f 
thinking it might be of good Ufe, for the better com- 
paring together the Succefs of Experiments made in 
England and in France , propofed fome time fince, 
that accurate Standards of the Meafures and Weights 
of both Nations, carefully examined, and made to 
agree with each other, might belaid up and preferved 
in the Archives both of the Royal Society here, 
and of the Royal Academy of Sciences at Laris : 
Which Propofal having been received with the general 
Approbation of both thofe Bodies, they were there- 
upon pleafcd to give the neceflary Dire&ions for the 
bringing the fame into Effect. In confequence of 
which, Mr. George Graham , Fellow of the Royal 
Society, did, at their Defire, procure from Mr. Jo- 
nathan Sifon , Inftrument-maker in Beaufort- Build- 
ings, Two fubftantial brafs Rods, well planed and 
fquared, and of the Length of about 42 Inches each, 
together with Two excellent brafs Scales of Six Inches 
each, on both of which one Inch is curioufly divided 
by diagonal Lines, and fine Points, into 500 equal 
Parts : And upon each of the Rods Mr. Graham did, 
with the greateft Care, lay off the Length of Three 
Englifi Feet, from the Standard of a Yard kept in the 
Tower 
