Sources |
- [S13604] http://www.findagrave.com, Headstone, Johnson, Donna and Joe E., (https://www.findagrave.com/memorial/32948157/ova-darling-coggin), none. (Reliability: 2).
- [S13680] http://www.findagrave.com, Headstone, Coggin, Blanche and Ova D., (https://www.findagrave.com/memorial/32948157/ova-darling-coggin), none. (Reliability: 2).
- [S13294] http://www.findagrave.com, Headstone, Coggin, Dennis M., (https://www.findagrave.com/memorial/32948172), none. (Reliability: 2).
- [S4176] Ancestry.com, 1940 United States Federal Census, Stanford Township, Clay County, Illinois, (District 13-20), image 21, page 10b, (https://www.ancestry.com/interactive/2442/M-T0627-00769-00480?backurl=https%3a%2f%2fsearch.ancestry.com%2fsearch%2fdb.as) (Reliability: 2).
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