Contained within the 4th Edition (1974) of the Atlas of Canada is a set of four maps. The first two maps show the labour force in finance, insurance and real estate as well as public administration and defence, as a percentage of the total experienced labour force in each census division as of 1961. The last two maps show the labour force in personal services as well as community and business services as a percentage of the total experienced labour force in each census division as of 1961.