1999, Louisa Gradnitzer & Todd Pittson, X Marks The Spot: On Location With The X-Files, Arsenal Pulp Press (1999), →ISBN, page 169:
The only other swingspans in the Lower Mainland straddle the Pitt River, the Fraser River at Annacis Island, and the middle arm of the Fraser River in Richmond.
2008, Patrick Twomey, Working and Living in Canada, Cadogan Guides (2008), →ISBN, page 37:
The economy of the Lower Mainland, like other urban areas in Canada, is service-driven and the IT sector has done well.
2011, Jon C. Stott, Beer Quest West: The Craft Brewers of Alberta and British Columbia, Touch Wood Editions (2011), →ISBN, page 113:
In 1860, two years after Victoria Brewery had become the first brewery west of what is now Ontario, the Lower Mainland's first brewery opened in New Westminster.