Shows existing boundaries of Arnprior outlined in red and proposed expanded boundaries in yellow. Attached page shows areas of existing and expanded town. Date of annotations is unknown. Map shows portions of Arnprior, McNab, Fitzroy, Pakenham Townships, and part of Pontiac County, QC.
Third Edition. Published in 1951. Surveyed between 1926-1929 by the Army Survey Establishment, updated with 1950 air photos.