By A Mystery Man Writer
The 1930s had a great influence on the 1940 United States Census. See what you can learn about your ancestors' lives with a historic take on the census.
Free US Indian Census Rolls 1885-1940
1930s America and the 1940 United States Census
Historical Metropolitan Populations of the United States
Census Records - History - U.S. Census Bureau
1940 US Census Records
After 72-year wait, 1940 U.S. Census records released online
Tip: Working Around Wrongly Transcribed Families in Census Records on Ancestry.com - Dana Leeds
Older population of the United States by age, 1900 to 2050. US
Genea-Musings: MyHeritage Adds 1790 to 1930 United States Census
It's Your America: The 1940 Census Today, The National WWII Museum