The 1921 Census of England & Wales is incredibly significant material for historians, family historians and genealogists. However, it's even more than that. The 1921 Census offers researchers around the world an opportunity to explore the movement, activities and occupations of English-speaking communities worldwide.One of the best ways to use the 1921 Census to make new discoveries is by comparing it to existing materials that have been accessible for years, such as the US 1920 Census and the 1921 and 1931 Censuses of Canada. Thanks to…