The family's armorial designs on c. 1651 map, alongside Fallone, Lambert, Quinne, Tully and Porte, with this inscription underneath: Conscripti cives hi gaudent leg bus urbis/Quos facit et fraters connubialis amor.
A town statute of 1500 mentions "Donell Oge O’Vollaghon, of this town, goldsmith' who was made free at the request of Andrewe Fallon, whose daughter, Julian Fallon, was married to Donell; make him free "on condition of maintaining him" (Andrew) ‘'who is old and impotent".
But upon the town's surrender to Charles Coote, 1st Earl of Mountrath in 1652, the nuns were expelled and exiled to Spain.
In 1686, Nolan returned with Maria Lynch; they been appointed prioress and sub-prioress, in an effort to reestablish the community in Galway.
James Hardiman wrote of the event: It was most deplorable ... to witness the cries and tears of these distressed females, by which even their very persecutors were moved to compassion.