An oration, delivered the second of March, 1781, at the request of the American Philosophical Society for Promoting Useful Knowledge, [microform] : before the said society and a large and respectable assembly of citizens and foreigners. / By Owen Biddle, one of the secretaries to the said society.
- Philadelphia: : Published by order of the society, and printed by Francis Bailey, in Market-Street., M.DCC.LXXXI. 
36 p. ; (4to)
- Early American imprints. First series ; no. 17103.