Scale 1:5,000,000 or 1 inch to 78.91 miles.
Lambert conformal conic projection, standard parallels 49°N and 77°N.
Map in 2 segments on sheet: Newfoundland to Western Ontario and Western Ontario to British Columbia.
Inhabitants per square mile indicated by colour code.
Issued as map no. 48, Atlas of Canada / Dept. of Mines and Technical Surveys, Geographical Branch, 1957.