Identifying Indigenous Nations communities: https://www.whose.land/en/about and https://native-land.ca
Prescott County, Ontario Genealogy – FamilySearch
Russell County, Ontario Genealogy – FamilySearch
Genealogy – Russell Public Library
Ontariogenealogy – Prescott and Russell Counties
Ontario Ancestors (The Ontario Genealogical Society) – Ottawa Branch
Prescott and Russell – werelate.org – history and breakdown on original townships.
United Counties of Prescott and Russell Surrogate Court Records