1. Pollen stratigraphy and vegetation history, Sheguiandah archaeological site;Anderson,2002
2. Upper Great Lakes climate and water-level changes 11 to 7 ka;Anderson,2002
3. Quaternary geology of Ontario, southern sheet;Barnett;Ont. Geol. Surv.,1991
4. Quaternary geology of Ontario;Barnett,1992
5. Prehistoric drainage across the submerged Niagara Escarpment north of Tobermory;Blasco,1997