John’s birth date could be either 26th or 27th
John was in Company A, 3rd Michigan Cavalry, Civil War Pension File C2568681) - source: online
twelvekey.files.wordpress.com Oct/Dec 2012 - Vol 38, No. 4 page 29
Family data circulars of 1898 and 1915, In honor of the sesquicentennial of the American Civil War, this is is the sixth in a series of articles about recordss at the National Archives in Washington, DC.. October-December 2012 Vol 38, No 4 page 29. ’On 10 March 1915 John F Beaumont wrote that he and his wife “have lived together 42 years last Newyears and expect to live together to death.” He and Harriet Duckering were married in 1873 by Methodist minister Reverend F. Traver at Davisburg, Michigan. The date, place, and time of birth of their children, Mary S and Graice M, were also given. John himself was born 27 December 1843 at Highland, Oakland County, Michigan. (John F. Beaumont, Company A, 3rd Michigan Cavalry, Civil War Pension File C2568681).’
John Beaumont & Harriet Duckering were married by Methodist minister Rev F Traver.
Return of marriages County of Oakland, State of Michigan record 1662 married Jan 1 1873 Davisburg - John F Beaumont of Highland age 29 born Highland, a farmer and Hattie Duckering of Highland age 26 born England were married by Frederick Traver Minister of the Gospel, witnesses Jacob donutts of Springfield and Peter Carr of Groveland - record date April 1 1873 - see copy