| Sources |
- [S1790] Social Security Administration, Social Security Applications and Claims Index, 1936-2007, (Ancestry.com (http://www.ancestry.com : 2015)), entry for Opal May Blanchfield, 1998, SS no. 226-36-7315, accessed 14 Oct 2017 (Reliability: 3).
- [S1776] Virginia Department of Health, Ancestry.com Operations, Inc., Virginia, Death Records, 1912-2014, (http://www.ancestry.com :2015.), death index (1998), Opal Mae Blanchfield, accessed 14 Oct 2017. (Reliability: 3).
- [S1241] Find A Grave, Find A Grave, ((http://www.findagrave.com/)), accessed 14 Oct 2017), Opal May Johnson Blanchfield, Memorial #167745458; added by Kimberly (Member #48855877). (Reliability: 3).
- [S32] Braxton Co. MB 1836-1932.
- [S2019] Genealogy.com, "OPAL MAE JOHNSON - OBIT," >, 3 Jan 2000 (http://www.genealogy.com/forum/surnames/ : accessed 14 Oct 2017). (Reliability: 3).
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