Fossils in Ontario Lemon, R. R. H. (Roy Richard Henry) creator text book Toronto Royal Ontario Museum 1965 1965
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ENG Authorized: 1967-1972. Ontario Paleontology QE748.O5 L55 1965 What? Why? When? How? Where? Who?, 4 https://www.biodiversitylibrary.org/bibliography/60713 9526834 10.5962/bhl.title.60713 CaOTER