18 May 1872 - Birth of his biological father John Berwick at Charlestown, Suffolk County, Massachusetts, USA 

08 Apr 1880 - Birth of his biological mother Edith Dutton at Brownington, Orleans County, Vermont, USA 

18 Nov 1896 - Marriage of parents at Brownington, Orleans County, Vermont, USA 

26 Jan 1901 - Birth at West Charleston, Orleans County, Vermont, USA 

30 Mar 1909 - (8 years) Birth of his wife Mary Whitney at Wilton, Hillsborough County, New Hampshire, USA 

1910 - (8 years) Census: at Mont Vernon, Hillsborough County, New Hampshire, USA 

1920 - (18 years) Census: at Milford, Hillsborough County, New Hampshire, USA 

1930 - (28 years) Census: at Milford, Hillsborough County, New Hampshire, USA 

01 Jan 1931 - (29 years) Marriage with Mary Whitney at Milford, Hillsborough County, New Hampshire, USA 

Abt 1934 - (32 years) Birth of his son Ronald Berwick at New Hampshire, USA 

Abt 1935 - (33 years) Birth of his daughter Leona Berwick at New Hampshire, USA 

Abt 1938 - (36 years) Birth of his son Andrew Berwick at New Hampshire, USA 

1940 - (38 years) Census: at Amherst, Hillsborough County, New Hampshire, USA 

10 Mar 1945 - (44 years) Death of his biological mother Edith Dutton at Milford, Hillsborough County, New Hampshire, USA 

Mar 1945 - (44 years) Burial of his biological mother Edith Dutton at Laurel Hill Cemetery, Wilton, Hillsborough County, New Hampshire, USA 

1966 - (64 years) Death

3 Dec.1983 - Death of his wife Mary Whitney at Amherst, Hillsborough County, New Hampshire, USA