| Sources |
- [S1655689317] Ancestry.com, U.S., School Yearbooks, 1900-1999, (Ancestry.com Operations, Inc.), "U.S., School Yearbooks, 1880-2012"; School Name: Urbana High School; Year: 1977.
- [S1656091834] Ancestry.com, Ohio, U.S., Marriage Abstracts, 1970, 1972-2007, (Ancestry.com Operations, Inc).
- [S1656083491] Ancestry.com, Ohio, U.S., Birth Index, 1908-1998, (Ancestry.com Operations, Inc.), Ohio Department of Health, Index to Annual Births, 1968-1998; Ohio Department of Health, State Vital Statistics Unit; Columbus, OH, USA.
- [S1656083491] Ancestry.com, Ohio, U.S., Birth Index, 1908-1998, (Ancestry.com Operations, Inc.).
- [S1640033450] Ancestry.com, U.S., Find A Grave Index, 1600s-Current, (Ancestry.com Operations, Inc.).
- [S1656326110] Ancestry.com, U.S., Newspapers.com Obituary Index, 1800s-current, (Ancestry.com Operations Inc), Springfield News-Sun; Publication Date: 24 Mar 2001; Publication Place: Springfield, Ohio, USA; URL: https://www.newspapers.com/image/827236225/?article=0dc14833-efa7-4187-b2fd-967d60f508d9&focus=0.50838894,0.848929,0.67233056,0.9109347&xid=3355.
- [S1684364203] Newspapers.com - Springfield News-Sun - 24 Mar 2001 - Page 18, (Springfield News-Sun), Obituary for PHILIP LEE UNDERWOOD (Aged 41) 24 Mar 2001.
|