Légende de la diapositive No.68, de l'acquisition 1983-013 (PA210787), Bibliothèque et Archives Canada:
"T.W.E. Sowter, geologist & archaeologist, old member of O.F.N.C. along lakeshore Deschenes, above Aylmer, Que. Chazy formation, near the base. Queen's Park, Aylmer. H.M.A. photo."
|