Ted died of Alzheimer's and hypothermia after he went walking midwinter and got lost. He froze to death and was found near railroad tracks north of Euclid Avenue behind a commercial building. His story was on the local news channels.
"Iowa, County Births, 1880-1935," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:V46K-VF9 : 11 March 2018), Henry Reha in entry for Theodore Roosevelt Reha, 26 Nov 1910; citing Summit Township, Iowa, United States; county district courts, Iowa; FHL microfilm 1,769,386.
"Iowa State Census, 1915," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QK45-7J7D : 16 March 2018), Theodore Riha, 1915; citing Adair, Adair, Iowa, United States, card no. , Iowa State Historical Department, Des Moines; FHL microfilm 1,379,448.
"United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M8YP-B26 : accessed 3 May 2018), Henry Reha, Orient, Adair, Iowa, United States; citing ED 12, sheet 3A, line 35, family 49, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, 1992), roll 476; FHL microfilm 1,820,476.
1925 Iowa State Census, Ancestry.com. Iowa, State Census Collection, 1836-1925 [database on-line]. Provo, UT, USA: Ancestry.com Operations, Inc., 2007.
"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:KM1M-CJS : accessed 3 May 2018), Theodore R Reha in household of Katie A Miller, Ward 1, Creston, Creston Township, Union, Iowa, United States; citing enumeration district (ED) 88-1, sheet 1A, line 9, family 4, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 1208.
"United States Social Security Death Index," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:V9KC-VPN : 19 May 2014), Theodore R Reha, 05 Nov 1995; citing U.S. Social Security Administration, Death Master File, database (Alexandria, Virginia: National Technical Information Service, ongoing).
Find A Grave, database and images (https://www.findagrave.com : accessed 03 May 2018), memorial page for Theodore R “Ted” Reha (26 Nov 1910–5 Nov 1995), Find A Grave: Memorial #84771150, citing Chapel Hill Cemetery, Des Moines, Polk County, Iowa, USA ; Maintained by Katie Lou (contributor 46950342) .
It may be possible to confirm family relationships with Ted by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA.
However, there are no known yDNA or mtDNA test-takers in his direct paternal or maternal line.
It is likely that these autosomal DNA test-takers will share DNA with Ted: