An Ancestry tree has him as Percival Banks Horner
1867 Mar 26. Born Kingstown, Ireland
1893 married Sarah Petherbridge
1904 His wife Sarah Died
1911 census in Dublin
1918 Apr 16 Married his sisiter in Law Agnes Petherbridge
1918 May 27 Commissioned
1919 Jan 20 Commission terminated
1919 Feb 11. his wife Agnes died of Flu
1919 May 1., serving on HM Tug ‘Cynic’ (auxiliary small craft) died of heart failure following influenza and pneumonia, aged 50 at 86 Ballybough Road, Dublin