| Quellen |
- [S10196] Ancestry.com, Maine, USA, Heiratsindex, 1892-1996, (Name: Ancestry.com Operations Inc; Location: Provo, UT, USA; Date: 2003;).
- [S9097] Ancestry.com, USA, Sozialversicherungsindex, 1936-2007, (Name: Ancestry.com Operations, Inc.; Location: Provo, UT, USA; Date: 2015;).
- [S9514] Ancestry.com, USA, Sterbeindex der Sozialversicherung, 1935-2014, (Name: Ancestry.com Operations Inc; Location: Provo, UT, USA; Date: 2014;), Social Security Administration; Washington D.C., USA; Social Security Death Index, Master File.
- [S9046] Ancestry.com, USA, Find A Grave-Index, 1600-heute, (Name: Ancestry.com Operations, Inc.; Location: Lehi, UT, USA; Date: 2012;).
https://www.findagrave.com/memorial/239804365/ilmar-honkonen
- [S9048] Ancestry.com, US-Friedhofs- und Bestattungsunternehmensammlung, 1847-heute, (Name: Ancestry.com Operations Inc; Location: Lehi, UT, USA; Date: 2011;), Veröffentlichungsort: Rockland, Maine, USA; URL: http://burpeecarpenterhutchinsfuneralhome.frontrunnerpro.com/runtime/118546/runtime.php?SiteId=118546&NavigatorId=400756&op=tributeObituary&viewOpt=dpaneOnly&ItemId=994790.
http://burpeecarpenterhutchinsfuneralhome.frontrunnerpro.com/runtime/118546/runtime.php?SiteId=118546&NavigatorId=400756&op=tributeObituary&viewOpt=dpaneOnly&ItemId=994790
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