^"Landmark Kilometre Inventory"(PDF). British Columbia Ministry of Transportation and Infrastructure. Cypher Consulting. p. 448. Archived from the original(PDF) on 26 October 2021. Retrieved 15 May 2019.
^ abBritish Columbia Department of Highways (6 November 1968). General Circular G20/68. Victoria: Department of Highways. pp. 4, 5.