DNA: (Deoxyribonucleic Acid) The chemical name for the molecule that carries genetic instructions in all living things. The DNA molecule consists of two strands that wind around each other to form a shape known as the double helix.
It's very important to check maps. Boundaries change over time. Be sure the area where you think your ancestors resided is actually the area where they were.
The "Social Security Death Index" is an online searchable database. It only includes the names of deceased individuals whose deaths were reported to Social Security. Beginning in 2014, rules governing the "Social Security Death Index" changed. Records for the most recent 3 years are not available.
Probate records refer to wills, inventories, letters of administration and guardianship. They are usually held at the county courthouse unless archived and they are indexed by the name of the testator.
The 1890 U.S. Census records were destroyed by fire on January 10, 1921.