Hi Eileen, this might help re Keylon. here are inscriptions on 2 gravestones in Cranfield old cemetery ( beside me )near Randalstown.
40 Keylon
KEYLON
IHS Erected in memory of William Keylon of Ballinacooley who departed this life 9th June 1839 aged 57 years also his wife Elizabeth who departed this life 1st September 1862 aged 76 years also Maria Keylon who departed this life 17th March 1879 aged 17 years, William Henry Keylon who departed this life 15th January 1891 aged 18 years also his sister Lucinda Carey died 2nd November 1931 aged 68 years All you that come my tomb to see when ye read this prayer think on me, repent in time make no delay for in my bloom I was carved away Requiescant in pace. Amen
41 Killen
IHS Erected by James Killen of Coalisland in memory of his beloved wife Sarah who departed this life April 26th1854/3 aged 31 years also Henry Keylon who died June 13th 1896 aged 76 years. Jane Keylon who died September 29th 1907 aged 67 years also their
IHS Erected by James Killen of Coalisland in memory of his beloved wife Sarah who departed this life April 26th 1854 aged 31 years also Henry Keylon who died June 13th 1896 aged 76 years. Jane Keylon who died September 29th 1907 aged 67 years also their grandson Henry McNally Ballynacooley died 28th September 1934 aged 76 years also his daughter Isabella Mc Nally died 11th 11 April 1937 aged 34 years and her mother Ellen McNally died 10th October 1948 aged 88 years Requiescant in pace
PS the townlands of Ballynacooley and and Killyfad are nearby