looking for grt uncle william henry leahey born in co cavan @ 1894 found him living at 4 killyfaddy , tassagh, armagh in 1911 census.
with father william leahey age 50 in armagh
mum : elizabeth age 45
sister's: mary jane (my g nan) age 19
christian age 15
ellen age 12
charlotte (nee leahey) age 22 / john cornett age 28
but william henry leahey is 17 yrs and labelled as partly dumb and idiotic ?
he just disappears after that ...... where's he gone ? do i look in lunatic hospitals/poor houses ? the family think he was put some where , i can't find a date of death or grave?
iv'e tried loads of search engines, and looked at obituary's what shall i do next?

please help
