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Advertifement. 
W Hereas ,in the manj various Tapers which compofe 
theje Philofophical Tranfadions, there have hap» 
pen d ExpreJJtonSy which fome have thought, ReJleBmg ; the 
Readers are de fired to look upon all fuch Exprefftons as pror 
eeedin^ only from the Writers^ of the Paper s,^ without recei^ 
ving any Authority from the Royal Society, who leave the 
pumfjing of thefeTranf actions to their Secret ary ^ and wit 
out being obferved by the Publijher before they came abroad. 
And for preventing the like Reflections for the future^ all 
Perfons that are defrqus of having their Papers inferted in- 
to thefe TranfaCtions, are requefled to tranfmit them free 
from fuch Exprefftons^ as may give offence^ or caufe their Pa- 
pers to be laid afide. 
.r- T- 
LONDON: 
Printed for K Clements^ at the Half Moon in St. PauPs 
Church-yard. MDCCIX. 
