| Sources |
- [S22] Ancestry.com, 1900 United States Federal Census, (Name: Ancestry.com Operations Inc; Location: Provo, UT, USA; Date: 2004;), Year: 1900; Census Place: Boulder, Boulder, Colorado; Roll: 121; Page: 31; Enumeration District: 0160.
- [S40] Ancestry.com, U.S., Social Security Death Index, 1935-2014, (Name: Ancestry.com Operations Inc; Location: Provo, UT, USA; Date: 2011;), Social Security Administration; Washington D.C., USA; Social Security Death Index, Master File.
- [S2] Ancestry.com, U.S., World War II Draft Registration Cards, 1942, (Name: Ancestry.com Operations, Inc.; Location: Lehi, UT, USA; Date: 2010;), National Archives at St. Louis; St Louis, MO, USA; World War II Draft Cards (Fourth Registration) For the State of Missouri; Record Group Title: Records of the Selective Service System; Record Group Number: 147; Box or Roll Number: 852.
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U.S., World War II Draft Registration Cards, 1942 National Archives at St. Louis; St Louis, MO, USA; World War II Draft Cards (Fourth Registration) For the State of Missouri; Record Group Title: Records of the Selective Service System; Record Group Number: 147; Box or Roll Number: 852 |
- [S16] Ancestry.com, U.S., World War I Draft Registration Cards, 1917-1918, (Name: Ancestry.com Operations Inc; Location: Provo, UT, USA; Date: 2005;), Registration State: Colorado; Registration County: Lake County.
- [S19] Ancestry.com, U.S., Find A Grave Index, 1600s-Current, (Name: Ancestry.com Operations, Inc.; Location: Provo, UT, USA; Date: 2012;).
https://www.findagrave.com/memorial/604760/lawrence-a-duncan
- [S62] National Cemetery Administration, U.S. Veterans' Gravesites, ca.1775-2006, (Name: Ancestry.com Operations Inc; Location: Provo, UT, USA; Date: 2006;), National Cemetery Administration; U.S. Veterans' Gravesites.
Http://Www.cem.va.gov/Nchp/Springfield.htm
- [S12] Ancestry.com, U.S., Social Security Applications and Claims Index, 1936-2007, (Name: Ancestry.com Operations, Inc.; Location: Provo, UT, USA; Date: 2015;).
- [S741] Ancestry.com, Colorado, County Marriage Records and State Index, 1862-2006, (Name: Ancestry.com Operations, Inc.; Location: Lehi, UT, USA; Date: 2016;).
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