Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volumes 29-30/fr-ca/proceedings-of-the-american-philosophical-society-held-at-philadelphia-for-promoting-useful-knowledge-volumes-29-30/DABF1065-C7A6-4C2D-9D5A-630B2315175D.htmlDABF1065-C7A6-4C2D-9D5A-630B2315175D
Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volumes 29-30