- O'Toole, William Herbert (1908-1986), of Milwaukee, Wisconsin (apprentice, drafting)
- Williams, John Harold (1896-1916), of Toronto, Ontario (draughtsman)
Family & local history studies by Alison Kilpatrick, whose research extends to counties Armagh, Londonderry, Mayo, & Tyrone, in Ireland, Dumfriesshire in Scotland, Glamorganshire &c. in Wales, and Dorset, Hampshire, Northants, Somerset, Surrey, Sussex, &c. in England.