Regarding Robert I'ans (aka J'ans, Janes, James, L'ans, Yans, Delman)"Master of the Ordnance in Ireland and one of Her Majesty's Privy Council for the Kingdom of Ireland."
see notes on Robert and his descendants (in Ireland, Devon and Cornwall) here
http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=GET&d...