Vicars, Irls 14.8.1805 at Joseph Johnson's
see work notes below, Wish I could guess what Irls stood for

Work notes: 
Subsrs to Samuel Whyte 1795 George Vicars, William Vicars Holyhead (one of Whyte's pupils) his will William Vickers of Holyhead PCC 1823 / Rev Vicars, Imo subscr to de Florian, Dublin 1791 / Thomas Vickers, Levinz's Reports of Cases 1800 3rd edition