Marriage record from Aghadowey Presbyterian Church: 1st March 1858, John Boyd, FB, Schoolmaster, Ballyclough, Andrew Boyd, Farmer, to Martha Williamson, FS, Ballyclough, Thomas Williamson, Farmer, William Heany & William Stewart (professional witnesses).
DoB from age 73 at death in 1904 on gravestone in Ballylintagh Presbyterian (ofttimes Seceder) Church.
He gave his age as 64 in 1901 census = DoB of 1837!
He died at the age of 73 on April 8th, 1904.
Death Notes
DoD from gravestone in Ballylintagh Presbyterian (ofttimes Seceder) Church: "Erected in memory of Robert Anderson, 3rd son of John Boyd, who died at the Isle, 31st May 1895, Aged 24 years. Also the above named John Boyd, who died at Collins 8th April 1904, Aged 73 years. Also Margaret, widow of the said John Boyd, who died at Coleraine, 17th March 1928, Aged 86 years."
I searched the Calendars of Wills in the Probate Office in Derry from 1900 to 1910 inc and did not find any entry for this man.
DoB from age 26 at death in 1861 as per her tombstone in Aghadowey Parish Church.
She died at the age of 26 on February 27th, 1861.
Death Notes
She must have died before her husband remarried in September 1864.
From Aghadowey Presbyterian Church: 242 Boyd Erected by John Boyd?, Ballyclough, in memory of his wife, Martha, who departed this life 27 February 1861, aged 26 years