"United States Census, 1910," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M5DY-63X : accessed 5 December 2014), Ida B Dillard in household of Lee J Dillard, Varennes, Anderson, South Carolina, United States; citing enumeration district (ED) 64, sheet 15B, family 216, NARA microfilm publication T624, National Archives and Records Administration, Washington, D.C.; FHL microfilm 1,375,462.
"United States Census, 1920," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MJDG-3F5 : accessed 5 December 2014), Ila B Dillard in household of John L Dillard, Bryant, Franklin, Georgia, United States; citing sheet 7A, family 140, NARA microfilm publication T625, National Archives and Records Administration, Washington D.C.; FHL microfilm 1,820,255.
It may be possible to confirm family relationships with Ila by comparing test results with other carriers of her ancestors' mitochondrial DNA.
However, there are no known mtDNA test-takers in her direct maternal line.
It is likely that these autosomal DNA test-takers will share DNA with Ila: