A U.S. census is an official count of the population living in the United States on a designated day set at intervals. The census places an ancestor is a specific place at a specific time.
When copying census information, copy EVERYTHING EXACTLY AS IT IS WRITTEN. Do not change or update the information even if you think it is incorrect. This is the way it was written, leave it alone.
Naturalization is the process of becoming a citizen. It is a two step process and takes about five years. The Declaration of Intent or 1st papers can be filed after two years of residency. Naturalization and the Oath of Allegiance are taken after an additional three years of residency.