Photograph of Twyford House, Athlone, County Westmeath, taken by Norman William English.

Clipping entitled, "Saint Ciaran's First Foundation Was It at Twyford?" by C F L.

Letter from J E Geoghegan at Belcamp, Raheny, County Dublin to Keith Lamb regarding Twyford House, Twyford, County Westmeath.

Research notebook of Keith Lamb containing images and descriptions of:
Rosemount (Ballybrickoge), Moycashel, County Westmeath;
Donore (Donore Demesne), Moycashel, County Westmeath;
Jamestown, Rathconrath, County Westmeath;
Woodfield, Clara, County Offaly;
Rockfield, Moate, County Westmeath;
Fullerscourt (Ballitore), County Kildare;
Violet Hill (Finglas), County Dublin;
Twyford, Clonlonan, County Westmeath;
Mosstown (Ballinkeeny), Rathconrath, County Westmeath;
Gageborough, Horseleap, County Offaly;
Bracca Castle, Horseleap, County Westmeath;
Syonan, Moycashel, County Westmeath;
Delvin, County Westmeath
Lemanaghan Castle,
Kilcolgan Castle, Ferbane,
Clonlyon Castle,
Garry Castle (Banagher),
Coole Castle (Ferbane),
Banagher Castle,
Clonony Castle,
Ballinaminton;
Sigginstown, Forth, County Wexford;
Clougheast, Forth, County Wexford;
Clougheast, Forth, County Wexford;
Lady's Island, Forth, County Wexford;
Tacumshane, Forth, County Wexford;
Ballyhealy, Forth, County Wexford;
Butlerstown, Forth, County Wexford;
Bargy, Forth, County Wexford;
Rathronan, Forth, County Wexford;
Macmine, Forth, County Wexford;
Auburn House, Glasson, County Westmeath;
Kilcoursey Castle, Clara, County Offaly;
Moyally;
Kilclare, Clara, County Offaly;
Carlow Castle.