DoB from age 61 at death in 1861 as her his headstone.

DoD from his headstone in Ballylintagh Presbyterian Church:
"Sacred to the memory of Andrew Boyd, Ballyclough who died 19th December 1861, Aged 61 years.  The Reverend William Boyd, his son, who died 9th June 1867, Aged 26 years, Highly esteemed Beloved and deeply Regretted by a wide circle of friends."

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!

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 age 81 in 1913 as per his headstone in Kilrea Church of Ireland Church.

Dod from his headstone in Kilrea Church of Ireland Church.

BB, "Nov 26, 1913 died at Lismoyle, age 81.  Buried at Kilrea Parish Church with wife who died in Sept 14, 1914, age 84 and a daughter."

In his will, probated in 1914 and viewed at Derry Probate Office, Gage left £110/8/3 (a lot), which was made up mainly of a farm in Lismoyle, to his wife, Mary, and then to his daughter Mary King.

DoB from age 26 at death in 1867.

DoD from headstone in BallylintaghPresbyterian Church:
"Sacred to the memory of Andrew Boyd, Ballyclough who died 19th December 1861, Aged 61 years.  The Reverend William Boyd, his son, who died 9th June 1867, Aged 26 years, Highly esteemed Beloved and deeply Regretted by a wide circle of friends."

#0101666; 611.  9 June 1867, Ballyclough, Aghadowey, Wm Boyd, male, bachelor, 26 yrs, Original Seceders Church (occup), Consumption, 4 yrs duration, Henry Smith PAD, Ballyclough. reg 18 Jun 1867.