philosophical 
transactions. 
part II. 
XLI. Account oj the Thranjic ^ Venus oven 
the Sun s -D^, as obferved at Norriton, m 
the County 0/ Philadelphia, and Province of 
Pennfylvania, June 3, 1 769. By William 
Smith, D. D. Provof of the College of 
Philadelphia ; . John Lukens, Efquire, 
Surveyor-General of Pennfykania ; David 
Rittenhoufe, A, M. 0/ Norriton; a?td 
John Sellers, Efquire, one of the Reprefen- 
tatives in Ajfetnbly for Cheher County the 
Committee appomted for that Obfervation, 
by the American Philofophical Society* 
held at Philadelphia, for promoting ufeful 
Knowledge, Communicated to the faid 
Society, in Behalf^ and by DireSliony of the 
Comtmtteey by DoSlor Smith ; and to the 
Royal Society of London, by Nevil 
Mafkelinc, B. E), Aflronomer Royal, 
Gentlemen, 
A the various public-fpirited 
J-TIL aefigns, that have engaged the at- 
tention of tte Society fmee its firft inftitution, none 
Voi. LIX. P p 
