12 Jun 1871 - Birth of his biological father John Wallis at Hazelton, Buchanan County, Iowa, USA 

03 Nov 1873 - Birth of his biological mother Maude Bantz at Oran Prairie, Fayette County, Iowa, USA 

13 Sep 1893 - Marriage of parents at Independence, Buchanan County, Iowa, USA 

21 Dec 1900 - Birth at Otterville, Buchanan County, Iowa, USA 

06 Sep 1905 - (4 years) Birth of his wife Myrtle Hinkle at Lyons, Thurston County, Nebraska, USA 

25 Jun 1924 - (23 years) Marriage with Myrtle Hinkle at Brookings, Brookings County, South Dakota, USA 

20 May 1935 - (34 years) Death of his biological father John Wallis at Mitchell, Davison County, South Dakota, USA 

26 Feb 1949 - (48 years) Death of his biological mother Maude Bantz at Mitchell, Davison County, South Dakota, USA 

13 Jan 1988 - (87 years) Death at Davenport, Scott County, Iowa, USA 

28 Nov 1991 - Death of his wife Myrtle Hinkle at Wilton, Muscatine County, Iowa, USA